diff --git a/src/ship/room.rs b/src/ship/room.rs
index d945ec8..a4fba17 100644
--- a/src/ship/room.rs
+++ b/src/ship/room.rs
@@ -91,6 +91,27 @@ pub enum RoomMode {
 }
 
 
+impl RoomMode {
+    fn difficulty(&self) -> Difficulty {
+        match self {
+            RoomMode::Single {difficulty, ..} => *difficulty,
+            RoomMode::Multi {difficulty, ..} => *difficulty,
+            RoomMode::Battle {difficulty, ..} => *difficulty,
+            RoomMode::Challenge {..} => Difficulty::Normal,
+        }
+    }
+
+    fn episode(&self) -> Episode {
+        match self {
+            RoomMode::Single {episode, ..} => *episode,
+            RoomMode::Multi {episode, ..} => *episode,
+            RoomMode::Battle {episode, ..} => *episode,
+            RoomMode::Challenge {episode, ..} => *episode,
+        }
+    }
+}
+
+
 #[derive(Debug)]
 pub struct RoomState {
     mode: RoomMode,