diff --git a/backend/src/plugins/Automod/AutomodPlugin.ts b/backend/src/plugins/Automod/AutomodPlugin.ts
index 6c8a2605..8d9e466b 100644
--- a/backend/src/plugins/Automod/AutomodPlugin.ts
+++ b/backend/src/plugins/Automod/AutomodPlugin.ts
@@ -24,7 +24,11 @@ import { RunAutomodOnJoinEvt, RunAutomodOnLeaveEvt } from "./events/RunAutomodOn
 import { RunAutomodOnMemberUpdate } from "./events/RunAutomodOnMemberUpdate";
 import { runAutomodOnMessage } from "./events/runAutomodOnMessage";
 import { runAutomodOnModAction } from "./events/runAutomodOnModAction";
-import { RunAutomodOnThreadCreate, RunAutomodOnThreadDelete } from "./events/runAutomodOnThreadEvents";
+import {
+  RunAutomodOnThreadCreate,
+  RunAutomodOnThreadDelete,
+  RunAutomodOnThreadUpdate,
+} from "./events/runAutomodOnThreadEvents";
 import { clearOldRecentNicknameChanges } from "./functions/clearOldNicknameChanges";
 import { clearOldRecentActions } from "./functions/clearOldRecentActions";
 import { clearOldRecentSpam } from "./functions/clearOldRecentSpam";
@@ -208,6 +212,7 @@ export const AutomodPlugin = zeppelinGuildPlugin<AutomodPluginType>()({
     RunAutomodOnLeaveEvt,
     RunAutomodOnThreadCreate,
     RunAutomodOnThreadDelete,
+    RunAutomodOnThreadUpdate
     // Messages use message events from SavedMessages, see onLoad below
   ],
 
diff --git a/backend/src/plugins/Automod/events/runAutomodOnThreadEvents.ts b/backend/src/plugins/Automod/events/runAutomodOnThreadEvents.ts
index 7e7889e9..449b8ba5 100644
--- a/backend/src/plugins/Automod/events/runAutomodOnThreadEvents.ts
+++ b/backend/src/plugins/Automod/events/runAutomodOnThreadEvents.ts
@@ -2,6 +2,7 @@ import { typedGuildEventListener } from "knub";
 import { RecentActionType } from "../constants";
 import { GuildSavedMessages } from "../../../data/GuildSavedMessages";
 import { runAutomod } from "../functions/runAutomod";
+import diff from "lodash.difference";
 import { AutomodContext, AutomodPluginType } from "../types";
 
 export const RunAutomodOnThreadCreate = typedGuildEventListener<AutomodPluginType>()({
@@ -67,3 +68,31 @@ export const RunAutomodOnThreadDelete = typedGuildEventListener<AutomodPluginTyp
     });
   },
 });
+
+export const RunAutomodOnThreadUpdate = typedGuildEventListener<AutomodPluginType>()({
+  event: "threadUpdate",
+  async listener({ pluginData, args: { oldThread, newThread: thread } }) {
+    const user = thread.ownerId ? await pluginData.client.users.fetch(thread.ownerId).catch(() => void 0) : void 0;
+    const changes: AutomodContext["threadChange"] = {};
+    if (oldThread.archived !== thread.archived) {
+      changes.archived = thread.archived ? thread : void 0;
+      changes.unarchived = !thread.archived ? thread : void 0;
+    }
+    if (oldThread.locked !== thread.locked) {
+      changes.locked = thread.locked ? thread : void 0;
+      changes.unlocked = !thread.locked ? thread : void 0;
+    }
+
+    if (Object.keys(changes).length === 0) return;
+
+    const context: AutomodContext = {
+      timestamp: Date.now(),
+      threadChange: changes,
+      user,
+    };
+
+    pluginData.state.queue.add(() => {
+      runAutomod(pluginData, context);
+    });
+  },
+});
diff --git a/backend/src/plugins/Automod/triggers/availableTriggers.ts b/backend/src/plugins/Automod/triggers/availableTriggers.ts
index ece5949f..a3c7b709 100644
--- a/backend/src/plugins/Automod/triggers/availableTriggers.ts
+++ b/backend/src/plugins/Automod/triggers/availableTriggers.ts
@@ -32,6 +32,10 @@ import { ThreadDeleteTrigger } from "./threadDelete";
 import { UnbanTrigger } from "./unban";
 import { UnmuteTrigger } from "./unmute";
 import { WarnTrigger } from "./warn";
+import { ThreadArchiveTrigger } from "./threadArchive";
+import { ThreadUnarchiveTrigger } from "./threadUnarchive";
+import { ThreadLockTrigger } from "./threadLock";
+import { ThreadUnlockTrigger } from "./threadUnlock";
 
 export const availableTriggers: Record<string, AutomodTriggerBlueprint<any, any>> = {
   any_message: AnyMessageTrigger,
@@ -71,6 +75,10 @@ export const availableTriggers: Record<string, AutomodTriggerBlueprint<any, any>
 
   thread_create: ThreadCreateTrigger,
   thread_delete: ThreadDeleteTrigger,
+  thread_archive: ThreadArchiveTrigger,
+  thread_unarchive: ThreadUnarchiveTrigger,
+  thread_lock: ThreadLockTrigger,
+  thread_unlock: ThreadUnlockTrigger,
 };
 
 export const AvailableTriggers = t.type({
diff --git a/backend/src/plugins/Automod/triggers/threadArchive.ts b/backend/src/plugins/Automod/triggers/threadArchive.ts
new file mode 100644
index 00000000..2f088ad8
--- /dev/null
+++ b/backend/src/plugins/Automod/triggers/threadArchive.ts
@@ -0,0 +1,57 @@
+import { Snowflake } from "discord-api-types";
+import { User, Util } from "discord.js";
+import * as t from "io-ts";
+import { tNullable } from "../../../utils";
+import { automodTrigger } from "../helpers";
+
+interface ThreadArchiveResult {
+  matchedThreadId: Snowflake;
+  matchedThreadName: string;
+  matchedThreadParentId: Snowflake;
+  matchedThreadParentName: string;
+  matchedThreadOwner: User | undefined;
+}
+
+export const ThreadArchiveTrigger = automodTrigger<ThreadArchiveResult>()({
+  configType: t.type({
+    parent: tNullable(t.union([t.string, t.array(t.string)])),
+  }),
+
+  defaultConfig: {},
+
+  async match({ context, triggerConfig }) {
+    if (!context.threadChange?.archived) {
+      return;
+    }
+
+    const thread = context.threadChange.archived;
+
+    if (triggerConfig.parent) {
+      const parentIds = Array.isArray(triggerConfig.parent) ? triggerConfig.parent : [triggerConfig.parent];
+      if (thread.parentId && !parentIds.includes(thread.parentId)) return;
+    }
+
+    return {
+      extra: {
+        matchedThreadId: thread.id,
+        matchedThreadName: thread.name,
+        matchedThreadParentId: thread.parentId ?? "Unknown",
+        matchedThreadParentName: thread.parent?.name ?? "Unknown",
+        matchedThreadOwner: context.user,
+      },
+    };
+  },
+
+  async renderMatchInformation({ matchResult }) {
+    const threadId = matchResult.extra.matchedThreadId;
+    const threadName = matchResult.extra.matchedThreadName;
+    const threadOwner = matchResult.extra.matchedThreadOwner;
+    const parentId = matchResult.extra.matchedThreadParentId;
+    const parentName = matchResult.extra.matchedThreadParentName;
+    const base = `Thread **#${threadName}** (\`${threadId}\`) has been archived in the **#${parentName}** (\`${parentId}\`) channel`;
+    if (threadOwner) {
+      return `${base} by **${Util.escapeBold(threadOwner.tag)}** (\`${threadOwner.id}\`)`;
+    }
+    return base;
+  },
+});
diff --git a/backend/src/plugins/Automod/triggers/threadLock.ts b/backend/src/plugins/Automod/triggers/threadLock.ts
new file mode 100644
index 00000000..e2497584
--- /dev/null
+++ b/backend/src/plugins/Automod/triggers/threadLock.ts
@@ -0,0 +1,57 @@
+import { Snowflake } from "discord-api-types";
+import { User, Util } from "discord.js";
+import * as t from "io-ts";
+import { tNullable } from "../../../utils";
+import { automodTrigger } from "../helpers";
+
+interface ThreadLockResult {
+  matchedThreadId: Snowflake;
+  matchedThreadName: string;
+  matchedThreadParentId: Snowflake;
+  matchedThreadParentName: string;
+  matchedThreadOwner: User | undefined;
+}
+
+export const ThreadLockTrigger = automodTrigger<ThreadLockResult>()({
+  configType: t.type({
+    parent: tNullable(t.union([t.string, t.array(t.string)])),
+  }),
+
+  defaultConfig: {},
+
+  async match({ context, triggerConfig }) {
+    if (!context.threadChange?.locked) {
+      return;
+    }
+
+    const thread = context.threadChange.locked;
+
+    if (triggerConfig.parent) {
+      const parentIds = Array.isArray(triggerConfig.parent) ? triggerConfig.parent : [triggerConfig.parent];
+      if (thread.parentId && !parentIds.includes(thread.parentId)) return;
+    }
+
+    return {
+      extra: {
+        matchedThreadId: thread.id,
+        matchedThreadName: thread.name,
+        matchedThreadParentId: thread.parentId ?? "Unknown",
+        matchedThreadParentName: thread.parent?.name ?? "Unknown",
+        matchedThreadOwner: context.user,
+      },
+    };
+  },
+
+  async renderMatchInformation({ matchResult }) {
+    const threadId = matchResult.extra.matchedThreadId;
+    const threadName = matchResult.extra.matchedThreadName;
+    const threadOwner = matchResult.extra.matchedThreadOwner;
+    const parentId = matchResult.extra.matchedThreadParentId;
+    const parentName = matchResult.extra.matchedThreadParentName;
+    const base = `Thread **#${threadName}** (\`${threadId}\`) has been locked in the **#${parentName}** (\`${parentId}\`) channel`;
+    if (threadOwner) {
+      return `${base} by **${Util.escapeBold(threadOwner.tag)}** (\`${threadOwner.id}\`)`;
+    }
+    return base;
+  },
+});
diff --git a/backend/src/plugins/Automod/triggers/threadUnarchive.ts b/backend/src/plugins/Automod/triggers/threadUnarchive.ts
new file mode 100644
index 00000000..eb5577c9
--- /dev/null
+++ b/backend/src/plugins/Automod/triggers/threadUnarchive.ts
@@ -0,0 +1,57 @@
+import { Snowflake } from "discord-api-types";
+import { User, Util } from "discord.js";
+import * as t from "io-ts";
+import { tNullable } from "../../../utils";
+import { automodTrigger } from "../helpers";
+
+interface ThreadUnarchiveResult {
+  matchedThreadId: Snowflake;
+  matchedThreadName: string;
+  matchedThreadParentId: Snowflake;
+  matchedThreadParentName: string;
+  matchedThreadOwner: User | undefined;
+}
+
+export const ThreadUnarchiveTrigger = automodTrigger<ThreadUnarchiveResult>()({
+  configType: t.type({
+    parent: tNullable(t.union([t.string, t.array(t.string)])),
+  }),
+
+  defaultConfig: {},
+
+  async match({ context, triggerConfig }) {
+    if (!context.threadChange?.unarchived) {
+      return;
+    }
+
+    const thread = context.threadChange.unarchived;
+
+    if (triggerConfig.parent) {
+      const parentIds = Array.isArray(triggerConfig.parent) ? triggerConfig.parent : [triggerConfig.parent];
+      if (thread.parentId && !parentIds.includes(thread.parentId)) return;
+    }
+
+    return {
+      extra: {
+        matchedThreadId: thread.id,
+        matchedThreadName: thread.name,
+        matchedThreadParentId: thread.parentId ?? "Unknown",
+        matchedThreadParentName: thread.parent?.name ?? "Unknown",
+        matchedThreadOwner: context.user,
+      },
+    };
+  },
+
+  async renderMatchInformation({ matchResult }) {
+    const threadId = matchResult.extra.matchedThreadId;
+    const threadName = matchResult.extra.matchedThreadName;
+    const threadOwner = matchResult.extra.matchedThreadOwner;
+    const parentId = matchResult.extra.matchedThreadParentId;
+    const parentName = matchResult.extra.matchedThreadParentName;
+    const base = `Thread **#${threadName}** (\`${threadId}\`) has been unarchived in the **#${parentName}** (\`${parentId}\`) channel`;
+    if (threadOwner) {
+      return `${base} by **${Util.escapeBold(threadOwner.tag)}** (\`${threadOwner.id}\`)`;
+    }
+    return base;
+  },
+});
diff --git a/backend/src/plugins/Automod/triggers/threadUnlock.ts b/backend/src/plugins/Automod/triggers/threadUnlock.ts
new file mode 100644
index 00000000..96311246
--- /dev/null
+++ b/backend/src/plugins/Automod/triggers/threadUnlock.ts
@@ -0,0 +1,57 @@
+import { Snowflake } from "discord-api-types";
+import { User, Util } from "discord.js";
+import * as t from "io-ts";
+import { tNullable } from "../../../utils";
+import { automodTrigger } from "../helpers";
+
+interface ThreadUnlockResult {
+  matchedThreadId: Snowflake;
+  matchedThreadName: string;
+  matchedThreadParentId: Snowflake;
+  matchedThreadParentName: string;
+  matchedThreadOwner: User | undefined;
+}
+
+export const ThreadUnlockTrigger = automodTrigger<ThreadUnlockResult>()({
+  configType: t.type({
+    parent: tNullable(t.union([t.string, t.array(t.string)])),
+  }),
+
+  defaultConfig: {},
+
+  async match({ context, triggerConfig }) {
+    if (!context.threadChange?.unlocked) {
+      return;
+    }
+
+    const thread = context.threadChange.unlocked;
+
+    if (triggerConfig.parent) {
+      const parentIds = Array.isArray(triggerConfig.parent) ? triggerConfig.parent : [triggerConfig.parent];
+      if (thread.parentId && !parentIds.includes(thread.parentId)) return;
+    }
+
+    return {
+      extra: {
+        matchedThreadId: thread.id,
+        matchedThreadName: thread.name,
+        matchedThreadParentId: thread.parentId ?? "Unknown",
+        matchedThreadParentName: thread.parent?.name ?? "Unknown",
+        matchedThreadOwner: context.user,
+      },
+    };
+  },
+
+  async renderMatchInformation({ matchResult }) {
+    const threadId = matchResult.extra.matchedThreadId;
+    const threadName = matchResult.extra.matchedThreadName;
+    const threadOwner = matchResult.extra.matchedThreadOwner;
+    const parentId = matchResult.extra.matchedThreadParentId;
+    const parentName = matchResult.extra.matchedThreadParentName;
+    const base = `Thread **#${threadName}** (\`${threadId}\`) has been locked in the **#${parentName}** (\`${parentId}\`) channel`;
+    if (threadOwner) {
+      return `${base} by **${Util.escapeBold(threadOwner.tag)}** (\`${threadOwner.id}\`)`;
+    }
+    return base;
+  },
+});
diff --git a/backend/src/plugins/Automod/types.ts b/backend/src/plugins/Automod/types.ts
index 7ae40f30..ed7cf56e 100644
--- a/backend/src/plugins/Automod/types.ts
+++ b/backend/src/plugins/Automod/types.ts
@@ -134,6 +134,10 @@ export interface AutomodContext {
   threadChange?: {
     created?: ThreadChannel;
     deleted?: ThreadChannel;
+    archived?: ThreadChannel;
+    unarchived?: ThreadChannel;
+    locked?: ThreadChannel;
+    unlocked?: ThreadChannel;
   };
   channel?: TextChannel | ThreadChannel;
 }