Chaos Sorcerer [LCYW-EN248] Super Rare BT2-064 then you can Special Summon

then you can Special Summon this card from your Fusion Deck (You do not use "Polymerization")

Set: 2013 Zexal Collection Tin Card type: Equip Spell Rarity: Super Rare Attack: 0 Defense: 0 Target 1 "Photon" or "Galaxy" monster in your Graveyard

1 Dimir Keyrune

●Xyz and Fusion: Special Summon 1 "Old Entity" Synchro Monster from your Extra Deck

if this card battles an opponent's monster: You can return both the opponent's monster and this card to the hand

Chaos Sorcerer [LCYW-EN248] Super Rare BT2-064 then you can Special SummonSet: Legendary Collection 3: Yugi's World Card type: Effect Monster Rarity: Super Rare Attack: 2300 Defense: 2000 Cannot be Normal Summoned Set. Must first be Special Summoned (from your hand) by banishing 1 LIGHT and 1 DARK monster from your Graveyard. Once per turn: You can target 1 face up monster on the field; banish that target. This card cannot attack during the turn you activate this effect.