Sapseep Plains
Land-Forest Plains (Rare)

(Tap: Add G or W to your mana pool.)

When Sapseep Plains enters the battlefield, you lose 2 life unless you reveal an artifact creature card from your hand.

1GG, Tap: Put a +1/+1 counter on target creature.

1, Tap: Target land becomes a 2/2 white Knight creature until end of turn. It's still a land.

Kev Grant West