Unstable Woodlot
Land-Mountain Forest (Rare)

(Tap: Add R or G to your mana pool.)

When Unstable Woodlot enters the battlefield, sacrifice it unless you pay 1 life.

R, Tap: Target red creature gets +1/+0 until end of turn.

2, Tap: Target land becomes a 3/3 green Leech creature until end of turn. It's still a land.

Chippy Staples