Bloodstained Copse
Land (Rare)

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

Tap: Add R or G to your mana pool.

Sacrifice Bloodstained Copse: Add R or G to your mana pool.

RG: Bloodstained Copse becomes a 2/1 red and green Elemental creature until end of turn. It's still a land.

Mark Staples