diff --git a/packages/client/src/pages/mfm-cheat-sheet.vue b/packages/client/src/pages/mfm-cheat-sheet.vue
index 20f69a6cef..ea35a6210c 100644
--- a/packages/client/src/pages/mfm-cheat-sheet.vue
+++ b/packages/client/src/pages/mfm-cheat-sheet.vue
@@ -353,6 +353,16 @@
 						</div>
 					</div>
 				</div>
+				<div class="section _block">
+					<div class="title">{{ i18n.ts._mfm.fade }}</div>
+					<div class="content">
+						<p>{{ i18n.ts._mfm.fadeDescription }}</p>
+						<div class="preview">
+							<Mfm :text="preview_fade"/>
+							<MkTextarea v-model="preview_fade"><span>MFM</span></MkTextarea>
+						</div>
+					</div>
+				</div>
 				<div class="section _block">
 					<div class="title">{{ i18n.ts._mfm.position }}</div>
 					<div class="content">
@@ -411,6 +421,14 @@
 								><span>MFM</span></MkTextarea
 							>
 						</div>
+			</div>
+			<div class="section _block">
+				<div class="title">{{ i18n.ts._mfm.plain }}</div>
+				<div class="content">
+					<p>{{ i18n.ts._mfm.plainDescription }}</p>
+					<div class="preview">
+						<Mfm :text="preview_plain"/>
+						<MkTextarea v-model="preview_plain"><span>MFM</span></MkTextarea>
 					</div>
 				</div>
 			</div>
@@ -479,6 +497,7 @@ let preview_bg = $ref("$[bg.color=ff0000 Background color]");
 let preview_plain = $ref(
 	"<plain>**bold** @mention #hashtag `code` $[x2 🍮]</plain>"
 );
+let preview_fade = $ref('$[fade 🍮] $[fade.out 🍮] $[fade.speed=5s 🍮]');
 
 definePageMetadata({
 	title: i18n.ts._mfm.cheatSheet,