diff --git a/frontend/src/ts/constants/themes.ts b/frontend/src/ts/constants/themes.ts
index 46c20430052b..1b09a121d71b 100644
--- a/frontend/src/ts/constants/themes.ts
+++ b/frontend/src/ts/constants/themes.ts
@@ -2320,6 +2320,30 @@ export const themes: Record<ThemeName, Theme> = {
     colorfulError: "#b29a91",
     colorfulErrorExtra: "#b29a91",
   },
+  black_panther: {
+    bg: "#8562AE",
+    caret: "#ffffff",
+    main: "#ffffff",
+    sub: "#000000",
+    subAlt: "#583b7ac5",
+    text: "#ffffff",
+    error: "#E53935",
+    errorExtra: "#8B1E1E",
+    colorfulError: "#E53935",
+    colorfulErrorExtra: "#8B1E1E",
+  },
+  kill_monger: {
+    bg: "#080808",
+    caret: "#F5C542",
+    main: "#D4AF37",
+    sub: "#8C7A45",
+    subAlt: "#14110A",
+    text: "#F2F2F2",
+    error: "#E53935",
+    errorExtra: "#8B1E1E",
+    colorfulError: "#E53935",
+    colorfulErrorExtra: "#8B1E1E",
+  },
 };
 
 export type ThemeWithName = Theme & { name: ThemeName };
diff --git a/packages/schemas/src/themes.ts b/packages/schemas/src/themes.ts
index ace96ba0a33c..ad9abdbdc9ee 100644
--- a/packages/schemas/src/themes.ts
+++ b/packages/schemas/src/themes.ts
@@ -190,6 +190,8 @@ export const ThemeNameSchema = z.enum(
     "witch_girl",
     "pale_nimbus",
     "spiderman",
+    "kill_monger",
+    "black_panther",
   ],
   {
     errorMap: customEnumErrorHandler("Must be a known theme"),