Evigishki Mind Augus [HA05-EN051] Secret Rare The Infinity Chasers Once per turn: You can

Once per turn: You can remove 3 Spell Counters from this card

and a special effect to the Xyz Monsters and there are lots of ways to add more Xyz Materials

Set: The Dark Illusion Card type: Continuous Trap Rarity: Rare Once per turn: You can banish 2 cards from your Graveyard (any combination of Rock-Type monsters or Field Spell Cards)

Set: OTS Tournament Pack 8 Card type: Equip Spell Rarity: Super Rare The equipped monster gains 0 ATK

Evigishki Mind Augus [HA05-EN051] Secret Rare The Infinity Chasers Once per turn: You canSet: Hidden Arsenal 5: Steelswarm Invasion Card type: Ritual Effect Monster Rarity: Secret Rare Attack: 2500 Defense: 2000 Cannot be Normal Summoned or Set. Must first be Ritual Summoned. You can Ritual Summon this card with any "Gishki" Ritual Spell Card. When this card is Ritual Summoned: Target up to 5 cards in any Graveyard(s); shuffle those targets to the Deck.