Sunpetal Aqueduct
Land (Rare)

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

W, Tap: Add UU to your mana pool.

U, Tap: Add WW to your mana pool.

1: Sunpetal Aqueduct becomes a 2/2 white Citizen creature until end of turn. It's still a land.

Ron Tedin