Leechridden Sandstone
Land (Rare)

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

B, Tap: Add RR to your mana pool.

R, Tap: Add BB to your mana pool.

Tap, Sacrifice Leechridden Sandstone: Add 2 to your mana pool.

Justin Tedin