diff --git a/module/applications/characterCreation/characterCreation.mjs b/module/applications/characterCreation/characterCreation.mjs
index aa764c56..e6c0f299 100644
--- a/module/applications/characterCreation/characterCreation.mjs
+++ b/module/applications/characterCreation/characterCreation.mjs
@@ -554,7 +554,7 @@ export default class DhCharacterCreation extends HandlebarsApplicationMixin(Appl
                     experiences: {
                         ...this.setup.experiences,
                         ...Object.keys(this.character.system.experiences).reduce((acc, key) => {
-                            acc[`-=${key}`] = null;
+                            acc[`${key}`] = _del;
                             return acc;
                         }, {})
                     }
diff --git a/module/applications/dialogs/characterResetDialog.mjs b/module/applications/dialogs/characterResetDialog.mjs
index 0836af9c..aecebc7c 100644
--- a/module/applications/dialogs/characterResetDialog.mjs
+++ b/module/applications/dialogs/characterResetDialog.mjs
@@ -77,8 +77,8 @@ export default class CharacterResetDialog extends HandlebarsApplicationMixin(App
 
         if (!this.data.optional.portrait.keep) {
             foundry.utils.setProperty(update, 'img', this.actor.schema.fields.img.initial(this.actor));
-            foundry.utils.setProperty(update, 'prototypeToken.==texture', {});
-            foundry.utils.setProperty(update, 'prototypeToken.==ring', {});
+            foundry.utils.setProperty(update, 'prototypeToken.texture', _replace({}));
+            foundry.utils.setProperty(update, 'prototypeToken.ring', _replace({}));
         }
 
         if (this.data.optional.biography.keep)
@@ -89,7 +89,7 @@ export default class CharacterResetDialog extends HandlebarsApplicationMixin(App
         const { system, ...rest } = update;
         await this.actor.update({
             ...rest,
-            '==system': system ?? {}
+            system: _replace(system ?? {})
         });
 
         const inventoryItemTypes = ['weapon', 'armor', 'consumable', 'loot'];
diff --git a/module/applications/dialogs/tagTeamDialog.mjs b/module/applications/dialogs/tagTeamDialog.mjs
index d1a1e123..c28b773c 100644
--- a/module/applications/dialogs/tagTeamDialog.mjs
+++ b/module/applications/dialogs/tagTeamDialog.mjs
@@ -168,7 +168,7 @@ export default class TagTeamDialog extends HandlebarsApplicationMixin(Applicatio
     }
 
     static async #removeMember(_, button) {
-        const update = { [`members.-=${button.dataset.characterId}`]: null };
+        const update = { [`members.${button.dataset.characterId}`]: _del };
         if (this.data.initiator.id === button.dataset.characterId) {
             update.iniator = { id: null };
         }
diff --git a/module/applications/levelup/levelup.mjs b/module/applications/levelup/levelup.mjs
index ba6110cc..c4616d9a 100644
--- a/module/applications/levelup/levelup.mjs
+++ b/module/applications/levelup/levelup.mjs
@@ -477,7 +477,7 @@ export default class DhlevelUp extends HandlebarsApplicationMixin(ApplicationV2)
                 const secondaryData = Object.keys(
                     foundry.utils.getProperty(this.levelup, `${target.dataset.path}.secondaryData`)
                 ).reduce((acc, key) => {
-                    acc[`-=${key}`] = null;
+                    acc[key] = _del;
                     return acc;
                 }, {});
                 await this.levelup.updateSource({
@@ -511,9 +511,9 @@ export default class DhlevelUp extends HandlebarsApplicationMixin(ApplicationV2)
             const current = foundry.utils.getProperty(this.levelup, `${basePath}.${button.dataset.option}`);
             if (Number(button.dataset.cost) > 1 || Object.keys(current).length === 1) {
                 // Simple handling that doesn't cover potential Custom LevelTiers.
-                update[`${basePath}.-=${button.dataset.option}`] = null;
+                update[`${basePath}.${button.dataset.option}`] = _del;
             } else {
-                update[`${basePath}.${button.dataset.option}.-=${button.dataset.checkboxNr}`] = null;
+                update[`${basePath}.${button.dataset.option}.${button.dataset.checkboxNr}`] = _del;
             }
         } else {
             if (this.levelup.levels[this.levelup.currentLevel].nrSelections.available < Number(button.dataset.cost)) {
diff --git a/module/applications/scene/sceneConfigSettings.mjs b/module/applications/scene/sceneConfigSettings.mjs
index dda4330a..ceb403cf 100644
--- a/module/applications/scene/sceneConfigSettings.mjs
+++ b/module/applications/scene/sceneConfigSettings.mjs
@@ -118,7 +118,7 @@ export default class DhSceneConfigSettings extends foundry.applications.sheets.S
 
         for (const key of Object.keys(this.document._source.flags.daggerheart?.sceneEnvironments ?? {})) {
             if (!submitData.flags.daggerheart.sceneEnvironments[key]) {
-                submitData.flags.daggerheart.sceneEnvironments[`-=${key}`] = null;
+                submitData.flags.daggerheart.sceneEnvironments[key] = _del;
             }
         }
 
diff --git a/module/applications/settings/homebrewSettings.mjs b/module/applications/settings/homebrewSettings.mjs
index 6e2e665d..cecd12d7 100644
--- a/module/applications/settings/homebrewSettings.mjs
+++ b/module/applications/settings/homebrewSettings.mjs
@@ -228,7 +228,7 @@ export default class DhHomebrewSettings extends HandlebarsApplicationMixin(Appli
         const isDowntime = ['shortRest', 'longRest'].includes(type);
         const path = isDowntime ? `restMoves.${type}.moves` : `itemFeatures.${type}`;
         await this.settings.updateSource({
-            [`${path}.-=${id}`]: null
+            [`${path}.${id}`]: _del
         });
         this.render();
     }
@@ -250,7 +250,7 @@ export default class DhHomebrewSettings extends HandlebarsApplicationMixin(Appli
         const fields = game.settings.get(CONFIG.DH.id, CONFIG.DH.SETTINGS.gameSettings.Homebrew).schema.fields;
 
         const removeUpdate = Object.keys(this.settings.restMoves[target.dataset.type].moves).reduce((acc, key) => {
-            acc[`-=${key}`] = null;
+            acc[key] = _del;
 
             return acc;
         }, {});
@@ -310,7 +310,7 @@ export default class DhHomebrewSettings extends HandlebarsApplicationMixin(Appli
             [`itemFeatures.${target.dataset.type}`]: Object.keys(
                 this.settings.itemFeatures[target.dataset.type]
             ).reduce((acc, key) => {
-                acc[`-=${key}`] = null;
+                acc[key] = _del;
 
                 return acc;
             }, {})
@@ -383,12 +383,12 @@ export default class DhHomebrewSettings extends HandlebarsApplicationMixin(Appli
         if (!confirmed) return;
 
         await this.settings.updateSource({
-            [`domains.-=${this.selected.domain}`]: null
+            [`domains.${this.selected.domain}`]: _del
         });
 
         const currentSettings = game.settings.get(CONFIG.DH.id, CONFIG.DH.SETTINGS.gameSettings.Homebrew);
         if (currentSettings.domains[this.selected.domain]) {
-            await currentSettings.updateSource({ [`domains.-=${this.selected.domain}`]: null });
+            await currentSettings.updateSource({ [`domains.${this.selected.domain}`]: _del });
             await game.settings.set(CONFIG.DH.id, CONFIG.DH.SETTINGS.gameSettings.Homebrew, currentSettings);
         }
 
@@ -435,7 +435,7 @@ export default class DhHomebrewSettings extends HandlebarsApplicationMixin(Appli
 
     static async deleteAdversaryType(_, target) {
         const { key } = target.dataset;
-        await this.settings.updateSource({ [`adversaryTypes.-=${key}`]: null });
+        await this.settings.updateSource({ [`adversaryTypes.${key}`]: _del });
 
         this.selected.adversaryType = this.selected.adversaryType === key ? null : this.selected.adversaryType;
         this.render();
diff --git a/module/applications/sheets-configs/adversary-settings.mjs b/module/applications/sheets-configs/adversary-settings.mjs
index d3d215be..6593f23d 100644
--- a/module/applications/sheets-configs/adversary-settings.mjs
+++ b/module/applications/sheets-configs/adversary-settings.mjs
@@ -95,7 +95,7 @@ export default class DHAdversarySettings extends DHBaseActorSettings {
         });
         if (!confirmed) return;
 
-        await this.actor.update({ [`system.experiences.-=${target.dataset.experience}`]: null });
+        await this.actor.update({ [`system.experiences.${target.dataset.experience}`]: _del });
     }
 
     async _onDragStart(event) {
diff --git a/module/applications/sheets-configs/character-settings.mjs b/module/applications/sheets-configs/character-settings.mjs
index 20a09cfc..c655b23f 100644
--- a/module/applications/sheets-configs/character-settings.mjs
+++ b/module/applications/sheets-configs/character-settings.mjs
@@ -101,8 +101,8 @@ export default class DHCharacterSettings extends DHBaseActorSettings {
 
         if (relinkAchievementData.length > 0) {
             relinkAchievementData.forEach(data => {
-                updates[`system.levelData.levelups.${data.levelKey}.achievements.experiences.-=${data.experience}`] =
-                    null;
+                updates[`system.levelData.levelups.${data.levelKey}.achievements.experiences.${data.experience}`] =
+                    _del;
             });
         } else if (relinkSelectionData.length > 0) {
             relinkSelectionData.forEach(data => {
@@ -137,7 +137,7 @@ export default class DHCharacterSettings extends DHBaseActorSettings {
 
         await this.actor.update({
             ...updates,
-            [`system.experiences.-=${target.dataset.experience}`]: null
+            [`system.experiences.${target.dataset.experience}`]: _del
         });
     }
 }
diff --git a/module/applications/sheets-configs/companion-settings.mjs b/module/applications/sheets-configs/companion-settings.mjs
index 8aa21479..6c1265af 100644
--- a/module/applications/sheets-configs/companion-settings.mjs
+++ b/module/applications/sheets-configs/companion-settings.mjs
@@ -117,6 +117,6 @@ export default class DHCompanionSettings extends DHBaseActorSettings {
         });
         if (!confirmed) return;
 
-        await this.actor.update({ [`system.experiences.-=${target.dataset.experience}`]: null });
+        await this.actor.update({ [`system.experiences.${target.dataset.experience}`]: _del });
     }
 }
diff --git a/module/applications/sheets-configs/environment-settings.mjs b/module/applications/sheets-configs/environment-settings.mjs
index 15f5701d..5c039f85 100644
--- a/module/applications/sheets-configs/environment-settings.mjs
+++ b/module/applications/sheets-configs/environment-settings.mjs
@@ -79,7 +79,7 @@ export default class DHEnvironmentSettings extends DHBaseActorSettings {
      * @type {ApplicationClickAction}
      */
     static async #removeCategory(_, target) {
-        await this.actor.update({ [`system.potentialAdversaries.-=${target.dataset.categoryId}`]: null });
+        await this.actor.update({ [`system.potentialAdversaries.${target.dataset.categoryId}`]: _del });
     }
 
     /**
diff --git a/module/applications/sheets-configs/setting-feature-config.mjs b/module/applications/sheets-configs/setting-feature-config.mjs
index e8bf6109..e8ff7818 100644
--- a/module/applications/sheets-configs/setting-feature-config.mjs
+++ b/module/applications/sheets-configs/setting-feature-config.mjs
@@ -206,7 +206,7 @@ export default class SettingFeatureConfig extends HandlebarsApplicationMixin(App
                 }
             });
         } else {
-            await this.settings.updateSource({ [`${this.actionsPath}.-=${target.dataset.id}`]: null });
+            await this.settings.updateSource({ [`${this.actionsPath}.${target.dataset.id}`]: _del });
         }
 
         this.move = foundry.utils.getProperty(this.settings, this.movePath);
diff --git a/module/applications/sheets-configs/token-config-mixin.mjs b/module/applications/sheets-configs/token-config-mixin.mjs
index c29b54ff..a23aa7f4 100644
--- a/module/applications/sheets-configs/token-config-mixin.mjs
+++ b/module/applications/sheets-configs/token-config-mixin.mjs
@@ -67,7 +67,7 @@ export default function DHTokenConfigMixin(Base) {
                 changes.height = tokenSize;
             }
 
-            const deletions = { '-=actorId': null, '-=actorLink': null };
+            const deletions = { actorId: _del, actorLink: _del };
             const mergeOptions = { inplace: false, performDeletions: true };
             this._preview.updateSource(mergeObject(changes, deletions, mergeOptions));
 
diff --git a/module/applications/sheets/items/beastform.mjs b/module/applications/sheets/items/beastform.mjs
index 880c0796..0c9991c4 100644
--- a/module/applications/sheets/items/beastform.mjs
+++ b/module/applications/sheets/items/beastform.mjs
@@ -102,7 +102,7 @@ export default class BeastformSheet extends DHBaseItemSheet {
 
     async advantageOnRemove(event) {
         await this.document.update({
-            [`system.advantageOn.-=${event.detail.data.value}`]: null
+            [`system.advantageOn.${event.detail.data.value}`]: _del
         });
     }
 }
diff --git a/module/applications/sheets/rollTables/rollTable.mjs b/module/applications/sheets/rollTables/rollTable.mjs
index edb0a734..d7498e80 100644
--- a/module/applications/sheets/rollTables/rollTable.mjs
+++ b/module/applications/sheets/rollTables/rollTable.mjs
@@ -108,8 +108,7 @@ export default class DhRollTableSheet extends foundry.applications.sheets.RollTa
     getSystemFlagUpdate() {
         const deleteUpdate = Object.keys(this.document._source.flags.daggerheart?.altFormula ?? {}).reduce(
             (acc, formulaKey) => {
-                if (!this.daggerheartFlag.altFormula[formulaKey])
-                    acc.altFormula[formulaKey] = foundry.data.operators.ForcedDeletion.create();
+                if (!this.daggerheartFlag.altFormula[formulaKey]) acc.altFormula[formulaKey] = _del;
 
                 return acc;
             },
@@ -129,7 +128,7 @@ export default class DhRollTableSheet extends foundry.applications.sheets.RollTa
 
     static async #removeFormula(_event, target) {
         await this.daggerheartFlag.updateSource({
-            [`altFormula.${target.dataset.key}`]: foundry.data.operators.ForcedDeletion.create()
+            [`altFormula.${target.dataset.key}`]: _del
         });
         this.render({ internalRefresh: true });
     }
diff --git a/module/applications/ui/countdownEdit.mjs b/module/applications/ui/countdownEdit.mjs
index 7f1deea3..8bb9fc1d 100644
--- a/module/applications/ui/countdownEdit.mjs
+++ b/module/applications/ui/countdownEdit.mjs
@@ -233,6 +233,6 @@ export default class CountdownEdit extends HandlebarsApplicationMixin(Applicatio
         }
 
         if (this.editingCountdowns.has(countdownId)) this.editingCountdowns.delete(countdownId);
-        this.updateSetting({ [`countdowns.-=${countdownId}`]: null });
+        this.updateSetting({ [`countdowns.${countdownId}`]: _del });
     }
 }
diff --git a/module/data/activeEffect/beastformEffect.mjs b/module/data/activeEffect/beastformEffect.mjs
index 53430ba3..47e28b4c 100644
--- a/module/data/activeEffect/beastformEffect.mjs
+++ b/module/data/activeEffect/beastformEffect.mjs
@@ -100,7 +100,7 @@ export default class BeastformEffect extends BaseEffect {
                                 token.flags.daggerheart?.beastformSubjectTexture ?? this.characterTokenData.tokenRingImg
                         }
                     },
-                    'flags.daggerheart': { '-=beastformTokenImg': null, '-=beastformSubjectTexture': null }
+                    'flags.daggerheart': { beastformTokenImg: _del, beastformSubjectTexture: _del }
                 };
             };
 
diff --git a/module/data/actor/base.mjs b/module/data/actor/base.mjs
index 08308eab..833f1222 100644
--- a/module/data/actor/base.mjs
+++ b/module/data/actor/base.mjs
@@ -169,9 +169,7 @@ export default class BaseDataActor extends foundry.abstract.TypeDataModel {
             const tagTeam = game.settings.get(CONFIG.DH.id, CONFIG.DH.SETTINGS.gameSettings.TagTeamRoll);
             await tagTeam.updateSource({
                 initiator: this.parent.id === tagTeam.initiator ? null : tagTeam.initiator,
-                members: Object.keys(tagTeam.members).find(x => x === this.parent.id)
-                    ? { [`-=${this.parent.id}`]: null }
-                    : {}
+                members: Object.keys(tagTeam.members).find(x => x === this.parent.id) ? { [this.parent.id]: _del } : {}
             });
             await game.settings.set(CONFIG.DH.id, CONFIG.DH.SETTINGS.gameSettings.TagTeamRoll, tagTeam);
         }
diff --git a/module/data/actor/party.mjs b/module/data/actor/party.mjs
index 236d65db..3eddf235 100644
--- a/module/data/actor/party.mjs
+++ b/module/data/actor/party.mjs
@@ -48,7 +48,7 @@ export default class DhParty extends BaseDataActor {
             initiator: this.partyMembers.some(x => x.id === tagTeam.initiator) ? null : tagTeam.initiator,
             members: Object.keys(tagTeam.members).reduce((acc, key) => {
                 if (this.partyMembers.find(x => x.id === key)) {
-                    acc[`-=${key}`] = null;
+                    acc[key] = _del;
                 }
 
                 return acc;
diff --git a/module/data/fields/actionField.mjs b/module/data/fields/actionField.mjs
index a6d0abbe..1305a6d8 100644
--- a/module/data/fields/actionField.mjs
+++ b/module/data/fields/actionField.mjs
@@ -243,11 +243,11 @@ export function ActionMixin(Base) {
                 : foundry.utils.getProperty(result, basePath);
         }
 
-        delete() {
+        async delete() {
             if (!this.inCollection) return this.item;
             const action = foundry.utils.getProperty(this.item, `system.${this.systemPath}`)?.get(this.id);
             if (!action) return this.item;
-            this.item.update({ [`system.${this.systemPath}.-=${this.id}`]: null });
+            await this.item.update({ [`system.${this.systemPath}.${this.id}`]: _del }); // Does not work. Unsure why. It worked in v13 <_<'
             this.constructor._sheets.get(this.uuid)?.close();
         }
 
diff --git a/module/data/item/armor.mjs b/module/data/item/armor.mjs
index 3d4a62fa..050b66d4 100644
--- a/module/data/item/armor.mjs
+++ b/module/data/item/armor.mjs
@@ -87,7 +87,7 @@ export default class DHArmor extends AttachableItem {
             }
             await this.parent.deleteEmbeddedDocuments('ActiveEffect', effectIds);
             changes.system.actions = actionIds.reduce((acc, id) => {
-                acc[`-=${id}`] = null;
+                acc[id] = _del;
                 return acc;
             }, {});
 
diff --git a/module/data/item/base.mjs b/module/data/item/base.mjs
index 84f39103..447da3bf 100644
--- a/module/data/item/base.mjs
+++ b/module/data/item/base.mjs
@@ -230,9 +230,9 @@ export default class BaseDataItem extends foundry.abstract.TypeDataModel {
 
         if (changed.system?.actions) {
             const triggersToRemove = Object.keys(changed.system.actions).reduce((acc, key) => {
-                if (!changed.system.actions[key]) {
-                    const strippedKey = key.replace('-=', '');
-                    acc.push(...this.actions.get(strippedKey).triggers.map(x => x.trigger));
+                const action = changed.system.actions[key];
+                if (action && Object.keys(action).length === 0) {
+                    acc.push(...this.actions.get(key).triggers.map(x => x.trigger));
                 }
 
                 return acc;
diff --git a/module/data/item/weapon.mjs b/module/data/item/weapon.mjs
index f333e5f3..85849a83 100644
--- a/module/data/item/weapon.mjs
+++ b/module/data/item/weapon.mjs
@@ -147,7 +147,7 @@ export default class DHWeapon extends AttachableItem {
 
             await this.parent.deleteEmbeddedDocuments('ActiveEffect', removedEffectsUpdate);
             changes.system.actions = removedActionsUpdate.reduce((acc, id) => {
-                acc[`-=${id}`] = null;
+                acc[id] = _del;
                 return acc;
             }, {});
 
diff --git a/module/documents/actor.mjs b/module/documents/actor.mjs
index e8bea0bf..cb51a255 100644
--- a/module/documents/actor.mjs
+++ b/module/documents/actor.mjs
@@ -142,7 +142,7 @@ export default class DhpActor extends Actor {
             }
 
             const updatedLevelups = Object.keys(this.system.levelData.levelups).reduce((acc, level) => {
-                if (Number(level) > usedLevel) acc[`-=${level}`] = null;
+                if (Number(level) > usedLevel) acc[level] = _del;
 
                 return acc;
             }, {});
@@ -187,7 +187,7 @@ export default class DhpActor extends Actor {
                 if (experiences.length > 0) {
                     const getUpdate = () => ({
                         'system.experiences': experiences.reduce((acc, key) => {
-                            acc[`-=${key}`] = null;
+                            acc[key] = _del;
                             return acc;
                         }, {})
                     });
diff --git a/module/helpers/utils.mjs b/module/helpers/utils.mjs
index bb9a0cfa..7ca2c41c 100644
--- a/module/helpers/utils.mjs
+++ b/module/helpers/utils.mjs
@@ -171,10 +171,10 @@ export const getDeleteKeys = (property, innerProperty, innerPropertyDefaultValue
                     [innerProperty]: innerPropertyDefaultValue
                 };
             } else {
-                acc[`${key}.-=${innerProperty}`] = null;
+                acc[`${key}.${innerProperty}`] = _del;
             }
         } else {
-            acc[`-=${key}`] = null;
+            acc[`${key}`] = _del;
         }
 
         return acc;
diff --git a/module/systemRegistration/migrations.mjs b/module/systemRegistration/migrations.mjs
index 743d42a4..4216c38f 100644
--- a/module/systemRegistration/migrations.mjs
+++ b/module/systemRegistration/migrations.mjs
@@ -197,7 +197,7 @@ export async function runMigrations() {
         const initatorMissing = tagTeam.initiator && !game.actors.some(actor => actor.id === tagTeam.initiator);
         const missingMembers = Object.keys(tagTeam.members).reduce((acc, id) => {
             if (!game.actors.some(actor => actor.id === id)) {
-                acc[`-=${id}`] = null;
+                acc[id] = _del;
             }
             return acc;
         }, {});