![Blu, Mansion Prince [Unknown Event]](http://theboosterbox.com/cdn/shop/files/mtg_placeholder_3b190ff3-088d-413e-bf24-9bef797baca5.png?v=1777303229&width=500)
![Blu, Mansion Prince [Unknown Event]](http://theboosterbox.com/cdn/shop/files/mtg_placeholder_3b190ff3-088d-413e-bf24-9bef797baca5_1024x.png?v=1777303229)
Description
| Set: | Unknown Event |
| Type: | Legendary Creature — Human Noble |
| Rarity: | Rare |
| Cost: | {3}{U} |
Whenever this creature enters or attacks, investigate.
Whenever you sacrifice a Clue, choose a Room card at random. Create a token that's a copy of one of its halves, then unlock it. (There are currently 30 Room cards.)
Whenever you sacrifice a Clue, choose a Room card at random. Create a token that's a copy of one of its halves, then unlock it. (There are currently 30 Room cards.)