Gemini Engine [Darksteel] Griffin Skeleton Set: Kaladesh Prerelease Promos Type:

Set: Kaladesh Prerelease Promos Type: Artifact Rarity: Rare Cost: {3} Deadlock Trap enters the battlefield tapped

Set: The List Type: Artifact Rarity: Common Cost: {2} T: Add one mana of any color in your commander's color identity

its controller adds an additional G

Your heart's desire is found within

10—19 | X is two

Gemini Engine [Darksteel] Griffin Skeleton Set: Kaladesh Prerelease Promos Type:Set: Darksteel Type: Artifact Creature Construct Rarity: Rare Cost: {6} Whenever Gemini Engine attacks, create a colorless Construct artifact creature token named Twin that's attacking. Its power is equal to Gemini Engine's power and its toughness is equal to Gemini Engine's toughness. Sacrifice the token at end of combat.