Dark Magician [DPYG-EN001] Rare OTS Tournament Pack 3 Set: Speed Duel: Destiny Masters

Set: Speed Duel: Destiny Masters Card type: Normal Spell Rarity: Common Target 2 "Gravekeeper's" monsters in your Graveyard

Once per turn: You can declare 1 card name

the ATK/DEF of those changed monsters become 0

Set: Advent Calendar 2018 Card type: Effect Monster Rarity: Ultra Rare Attack: 500 Defense: 700 All LIGHT monsters on the field gain 500 ATK

or Special Summoned by Tributing the above cards you control (in which case you do not use "Polymerization")

Dark Magician [DPYG-EN001] Rare OTS Tournament Pack 3 Set: Speed Duel: Destiny MastersSet: Duelist Pack: Yugi Card type: Normal Monster Rarity: Rare Attack: 2500 Defense: 2100