Gilt-Leaf Prairie
Artifact Land (Rare)

(Gilt-Leaf Prairie isn't a spell.)

Gilt-Leaf Prairie enters the battlefield tapped.

X, Tap: Tap target artifact with converted mana cost X or less.

When Gilt-Leaf Prairie enters the battlefield, put a land you control on the bottom of its owner's library.

Tap: Add GW to your mana pool.

John Grant West