Professor's Research (147/172) [Sword & Shield: Brilliant Stars] XY116 Set: EX: Ruby & Sapphire

Set: EX: Ruby & Sapphire Type: Darkness Rarity: Holo Rare Retreat cost: Colorless

Set: Abyss Rising Card type: Quick Play Spell Rarity: Super Rare Attack: 0 Defense: 0 Target 1 face-up monster on the field

Set: Elemental Energy Card type: Equip Spell Rarity: Ultimate Rare Attack: 0 Defense: 0 Increase the ATK of the equipped monster by 800 points for each other face-up monster on the field with the same name as the equipped monster

Set: Clash of Rebellions Card type: Effect Monster Rarity: Common Attack: 1000 Defense: 2000 If this card is Special Summoned while you control a "Melodious" monster: You can add 1 "Polymerization" from your Deck or Graveyard to your hand

Professor's Research (147/172) [Sword & Shield: Brilliant Stars] XY116 Set: EX: Ruby & SapphireSet: Sword & Shield: Brilliant Stars Type: Supporter Rarity: Holo Rare