Deep-Sea Terror 
Creature — Serpent
This creature can't attack unless there are seven or more cards in your graveyard.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Creature — Serpent
This creature can't attack unless there are seven or more cards in your graveyard.