Gemini Engine [Darksteel] Miscellaneous Cards Set: Dark Revelation Volume 4

Set: Dark Revelation Volume 4 Card type: Normal Spell Rarity: Common Attack: 0 Defense: 0 Destroy Spell orTrap Cards equal to the number of face-up "Elemental HERO" cards you control

except "Mahunder"

Although long since dead

When an attack is declared involving a Link Monster you control and an opponent's monster: You can banish this card from your GY

or a monster is destroyed by battle and sent to your opponent's GY: You can detach 1 material from this card

Gemini Engine [Darksteel] Miscellaneous Cards Set: Dark Revelation Volume 4Set: 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.