Aron, the Ogdoadic King (Collector's Rare) [ANGU-EN007] Collector's Rare Invasion of Chaos you can select and activate

you can select and activate 1 of the following effects: •Remove 1 monster on the field from play

Set: Sword & Shield: Base Set Type: Lightning Rarity: Secret Rare Retreat cost: Colorless

Set: Sun & Moon: Celestial Storm Type: Dragon Rarity: Promo Retreat cost: Colorless

Set: Neo Revelation Unlimited Type: Grass Rarity: Rare Retreat cost: Colorless

This card can only be special summon from Fusion deck by returning the above monsters from your field to deck (The Spell card "Polymerization" is not required)

Aron, the Ogdoadic King (Collector's Rare) [ANGU-EN007] Collector's Rare Invasion of Chaos you can select and activateSet: Ancient Guardians Card type: Effect Monster Rarity: Collector's Rare Attack: 2500 Defense: 2800