Aggron (80/124) (Cosmos Holo) [Black & White: Dragons Exalted]Set: Black & White: Dragons Exalted Type: Metal Rarity: Promo Retreat cost: Colorless,Colorless,Colorless,Colorless

Set: Sun & Moon: Unbroken Bonds Type: Item Rarity: Promo

Set: Skyridge Type: Metal Rarity: Rare Retreat cost: Colorless

Set: Sword & Shield: Darkness Ablaze Type: Grass Rarity: Secret Rare Retreat cost: 0

Set: Alternate Art Promos Type: Lightning Rarity: Promo Retreat cost: Colorless

Set: World Championships 2019 Type: Lightning Rarity: Ultra Rare Retreat cost: Colorless

Lightning Rarity: Ultra Rare Retreat cost: 0

Set: EX: Unseen Forces Type: Grass Rarity: Secret Rare Retreat cost: Colorless

you may pay [Resource] to prevent 1 of that damage

Set: McDonald's Promos: 2018 Collection Type: Lightning Rarity: Promo Retreat cost: Colorless

Set: XY: BREAKthrough Type: Fire Rarity: Holo Rare Retreat cost: Colorless

Set: Jungle Unlimited Type: Water Rarity: Rare Retreat cost: Colorless

If you have boosted this turn