Debris Clump
Land (Rare)

At the beginning of your end step, if you didn't cast any spells this turn, Debris Clump deals 1 damage to you.

Tap: Add G or U to your mana pool. Debris Clump deals 2 damage to you.

U, Tap, Sacrifice Debris Clump: Target player draws two cards, then discards two cards.

Rebecca Pollack