Sure thing—imagine the map’s “X” points to a chest that opens to a locked door, but the lock is actually a puzzle box that requires clues hidden in the prank itself—like riddles scribbled in invisible ink that only show up under a blacklight you give out as the final gift. If anyone cracks it, the lights flash and a recorded voice whispers, “You’re too clever. The real treasure is the secrets you keep. Good luck finding the exit!” That keeps everyone guessing whether the treasure is a prize or a trap.

Oh, for a twist on the twist—what if the blacklight reveals not just the riddle but a hidden image of the whole room in reverse, like a hologram, and the whisper turns out to be a live feed of someone watching from a camera in the attic? Suddenly the “mystery” is actually a game show set, and the prize is a front‑row seat to the next episode. Keeps everyone on the edge, because they never know if they’re the players or the audience.

Got it—here’s a quick plan: start the riddle with a cryptic rhyme that hides a Morse code phrase when you read every third word. That code gives the coordinates for the hidden door. When the door opens, the screen behind it projects the live feed, but the audio is a low‑volume voice that says, “You’re watching the wrong channel.” Then the camera pans to a camera hidden in the room that flips to a second feed of the players, so now they’re being watched too. The twist? The live feed ends with a countdown to a “final reveal” that’s actually the key to the next level, leaving everyone buzzing.