Adeptus Mechanicus Pteraxii Sterylizors / Skystalkers Psychic[+10] when a monster effect is

when a monster effect is activated on your opponent's side of the field: You can detach 1 Xyz Material from this card

Set: Crimson Crisis Card type: Synchro/Effect Monster Rarity: Ultimate Rare Attack: 2500 Defense: 1500 1 "Blackwing" Tuner + 1 or more non-Tuner monsters This card cannot be destroyed by battle and you take no Battle Damage from battles involving this card

Set: Magic Player Rewards 2006 Type: Creature — Specter Rarity: Rare Cost: {1}{B}{B} Flying

−3: Return target card from your graveyard to your hand

Set: Pro Tour Collector Set Type: Creature — Bird Rarity: Rare Cost: {G} Flying

Adeptus Mechanicus Pteraxii Sterylizors / Skystalkers Psychic[+10] when a monster effect isOld box This kit builds either 5 Pteraxii Sterylizors or 5 Pteraxii Skystalkers.