Havenwood Flagstones
Land (Rare)

Havenwood Flagstones enters the battlefield tapped unless you reveal a nonbasic land card from your hand.

1, Tap: Add GG, GW or WW to your mana pool. Havenwood Flagstones deals 1 damage to you.

2G: Havenwood Flagstones becomes a 2/2 green and white Treefolk creature with trample until end of turn. It's still a land.

Rebecca Walker