Startle (This creature can't attack, block, or activate abilities this turn.)





Visit {cost} (Play this card face down as a land named Unopened Door with "T: Add C." You may turn this card face up by tapping an untapped creature you control and paying this card's visit cost. Activate as a sorcery.)





Haunt (When this creature dies, you may exile it haunting target creature.)





Investigate (Create a Clue artifact token with "2, Sacrifice this artifact: Draw a card.")

