Elfhame Delta
Artifact Land (Rare)

(Elfhame Delta isn't a spell.)

Elfhame Delta enters the battlefield tapped unless you sacrifice a multicolored permanent.

Elfhame Delta is indestructible. (Destroy effects and lethal damage don't destroy it.)

G, Tap: Add UU to your mana pool.

U, Tap: Add GG to your mana pool.

Douglas Grant West