diff --git a/packages/server/src/index.ts b/packages/server/src/index.ts
index 79adef4..871a12e 100644
--- a/packages/server/src/index.ts
+++ b/packages/server/src/index.ts
@@ -180,7 +180,14 @@ function roomInfo(room: Room) {
     started: room.state !== null,
     colors: Object.fromEntries(room.colorChoices),
     bots: Object.fromEntries(
-      [...room.bots].map(([name, b]) => [name, `${b.tier} ${b.secret ? "mystery" : b.style}`]),
+      // A mystery machine keeps its mood only while the game lives: once it
+      // ends, the hands go face-up and so does the temperament.
+      [...room.bots].map(([name, b]) => [
+        name,
+        room.state?.phase === "finished"
+          ? `${b.tier} ${b.style}${b.secret ? " (was a mystery)" : ""}`
+          : `${b.tier} ${b.secret ? "mystery" : b.style}`,
+      ]),
     ),
   };
 }
@@ -254,6 +261,8 @@ function runBots(room: Room): void {
     }
     broadcast(room, (playerId) => ({ type: "events", events: redactFor(step.events, playerId) }));
     broadcast(room, (playerId) => ({ type: "state", view: viewForPlayer(room, playerId), seq: room.log.length }));
+    // The game's end unmasks the mystery machines in the roster.
+    if (room.state?.phase === "finished") broadcast(room, () => roomInfo(room));
     botRemark(room, step.seat, step.events as { type: string }[]);
     setTimeout(tick, BOT_STEP_MS);
   };
@@ -368,6 +377,7 @@ wss.on("connection", (socket) => {
           if ("error" in result) return send(socket, { type: "error", message: result.error });
           broadcast(room, (playerId) => ({ type: "events", events: redactFor(result.events, playerId) }));
           broadcast(room, (playerId) => ({ type: "state", view: viewForPlayer(room, playerId), seq: room.log.length }));
+          if (room.state?.phase === "finished") broadcast(room, () => roomInfo(room));
           botRemark(room, session.playerId, result.events as { type: string }[]);
           runBots(room);
           break;