A Mysterious Creature is a common Creature card from Magic: The Gathering (Murders at Karlov Manor Tokens, TMKM).
Common
Murders at Karlov Manor Tokens (TMKM)
Power / Toughness
2 / 2
Mana Value
0
Card Text
You can cover a face-down creature with this reminder card. A face-down creature that was cloaked or cast with disguise has ward {2}. (Whenever that creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
