Sinistar is an Archetype of Level 4 Fairy/DARK monsters. They focus on Xyz Summoning, using effects in your opponent's turn and negating effects. Each Main Deck Monster has a Quick Effect that can only be activated in the opponent's turn, which is boosted if you control one of their Xyz Monsters in your Extra Monster Zone, and another Quick Effect that discards itself and another Sinistar card to Specials Summon a copy of itself from the Deck.   The Xyz Monsters all have an effect that s