Smoldering Clump
Land (Rare)

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

Tap, Pay 1 life: Add R or G to your mana pool.

1, Tap, Sacrifice Smoldering Clump: Draw a card.

3: Smoldering Clump becomes a 2/2 green Elf creature until end of turn. It's still a land.

Carl Argyle