Gemini Engine [Darksteel] Human Knight Ranger It can knock a dragon

It can knock a dragon out of the sky

Set: Battle for Zendikar Prerelease Promos Type: Land — Plains Island Rarity: Rare ({T}: Add {W} or {U}

Eldrazi Type: Artifact — Equipment Rarity: Common Cost: {1} Whenever equipped creature attacks

Set: Eighth Edition Type: Instant Rarity: Common Cost: {G} Target creature gets +3/+3 until end of turn

Gemini Engine [Darksteel] Human Knight Ranger It can knock a dragonSet: 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.