diff --git a/backend/src/plugins/CustomEvents/actions/makeRoleMentionableAction.ts b/backend/src/plugins/CustomEvents/actions/makeRoleMentionableAction.ts
new file mode 100644
index 00000000..90ddd45b
--- /dev/null
+++ b/backend/src/plugins/CustomEvents/actions/makeRoleMentionableAction.ts
@@ -0,0 +1,44 @@
+import { GuildPluginData } from "knub";
+import { CustomEventsPluginType, TCustomEvent } from "../types";
+import * as t from "io-ts";
+import { convertDelayStringToMS, noop, tDelayString } from "../../../utils";
+import { ActionError } from "../ActionError";
+
+export const MakeRoleMentionableAction = t.type({
+  type: t.literal("make_role_mentionable"),
+  role: t.string,
+  timeout: tDelayString,
+});
+export type TMakeRoleMentionableAction = t.TypeOf<typeof MakeRoleMentionableAction>;
+
+export async function makeRoleMentionableAction(
+  pluginData: GuildPluginData<CustomEventsPluginType>,
+  action: TMakeRoleMentionableAction,
+  values: any,
+  event: TCustomEvent,
+  eventData: any,
+) {
+  const role = pluginData.guild.roles.get(action.role);
+  if (!role) {
+    throw new ActionError(`Unknown role: ${role}`);
+  }
+
+  await role.edit(
+    {
+      mentionable: true,
+    },
+    `Custom event: ${event.name}`,
+  );
+
+  const timeout = convertDelayStringToMS(action.timeout)!;
+  setTimeout(() => {
+    role
+      .edit(
+        {
+          mentionable: false,
+        },
+        `Custom event: ${event.name}`,
+      )
+      .catch(noop);
+  }, timeout);
+}
diff --git a/backend/src/plugins/CustomEvents/actions/makeRoleUnmentionableAction.ts b/backend/src/plugins/CustomEvents/actions/makeRoleUnmentionableAction.ts
new file mode 100644
index 00000000..0ceef330
--- /dev/null
+++ b/backend/src/plugins/CustomEvents/actions/makeRoleUnmentionableAction.ts
@@ -0,0 +1,30 @@
+import { GuildPluginData } from "knub";
+import { CustomEventsPluginType, TCustomEvent } from "../types";
+import * as t from "io-ts";
+import { ActionError } from "../ActionError";
+
+export const MakeRoleUnmentionableAction = t.type({
+  type: t.literal("make_role_unmentionable"),
+  role: t.string,
+});
+export type TMakeRoleUnmentionableAction = t.TypeOf<typeof MakeRoleUnmentionableAction>;
+
+export async function makeRoleUnmentionableAction(
+  pluginData: GuildPluginData<CustomEventsPluginType>,
+  action: TMakeRoleUnmentionableAction,
+  values: any,
+  event: TCustomEvent,
+  eventData: any,
+) {
+  const role = pluginData.guild.roles.get(action.role);
+  if (!role) {
+    throw new ActionError(`Unknown role: ${role}`);
+  }
+
+  await role.edit(
+    {
+      mentionable: false,
+    },
+    `Custom event: ${event.name}`,
+  );
+}
diff --git a/backend/src/plugins/CustomEvents/functions/runEvent.ts b/backend/src/plugins/CustomEvents/functions/runEvent.ts
index 56d3a9aa..bd0b3ef5 100644
--- a/backend/src/plugins/CustomEvents/functions/runEvent.ts
+++ b/backend/src/plugins/CustomEvents/functions/runEvent.ts
@@ -7,6 +7,8 @@ import { addRoleAction } from "../actions/addRoleAction";
 import { createCaseAction } from "../actions/createCaseAction";
 import { moveToVoiceChannelAction } from "../actions/moveToVoiceChannelAction";
 import { messageAction } from "../actions/messageAction";
+import { makeRoleMentionableAction } from "../actions/makeRoleMentionableAction";
+import { makeRoleUnmentionableAction } from "../actions/makeRoleUnmentionableAction";
 
 export async function runEvent(
   pluginData: GuildPluginData<CustomEventsPluginType>,
@@ -24,6 +26,10 @@ export async function runEvent(
         await moveToVoiceChannelAction(pluginData, action, values, event, eventData);
       } else if (action.type === "message") {
         await messageAction(pluginData, action, values);
+      } else if (action.type === "make_role_mentionable") {
+        await makeRoleMentionableAction(pluginData, action, values, event, eventData);
+      } else if (action.type === "make_role_unmentionable") {
+        await makeRoleUnmentionableAction(pluginData, action, values, event, eventData);
       }
     }
   } catch (e) {
diff --git a/backend/src/plugins/CustomEvents/types.ts b/backend/src/plugins/CustomEvents/types.ts
index 7db0b14d..8bd0ffdf 100644
--- a/backend/src/plugins/CustomEvents/types.ts
+++ b/backend/src/plugins/CustomEvents/types.ts
@@ -4,6 +4,8 @@ import { AddRoleAction } from "./actions/addRoleAction";
 import { CreateCaseAction } from "./actions/createCaseAction";
 import { MoveToVoiceChannelAction } from "./actions/moveToVoiceChannelAction";
 import { MessageAction } from "./actions/messageAction";
+import { MakeRoleMentionableAction } from "./actions/makeRoleMentionableAction";
+import { MakeRoleUnmentionableAction } from "./actions/makeRoleUnmentionableAction";
 
 // Triggers
 const CommandTrigger = t.type({
@@ -17,7 +19,14 @@ type TCommandTrigger = t.TypeOf<typeof CommandTrigger>;
 const AnyTrigger = CommandTrigger; // TODO: Make into a union once we have more triggers
 type TAnyTrigger = t.TypeOf<typeof AnyTrigger>;
 
-const AnyAction = t.union([AddRoleAction, CreateCaseAction, MoveToVoiceChannelAction, MessageAction]);
+const AnyAction = t.union([
+  AddRoleAction,
+  CreateCaseAction,
+  MoveToVoiceChannelAction,
+  MessageAction,
+  MakeRoleMentionableAction,
+  MakeRoleUnmentionableAction,
+]);
 type TAnyAction = t.TypeOf<typeof AnyAction>;
 
 export const CustomEvent = t.type({