Salty Depths
Land-Island Swamp (Rare)

(Tap: Add U or B to your mana pool.)

Salty Depths enters the battlefield tapped unless you control five or more monocolored permanents.

2U, Tap: Put a 1/1 blue Illusion Cephalid creature token with flying onto the battlefield.

BB, Tap, Sacrifice Salty Depths: Put a -1/-1 counter on target creature.

Eric Chippy