Guardian Slime [LED7-EN003] Ultra Rare Forest Plains Island Set: Sword & Shield: Darkness

Set: Sword & Shield: Darkness Ablaze Type: Metal Rarity: Secret Rare Retreat cost: Colorless

Set: Sun & Moon: Black Star Promos Type: Grass Rarity: Promo

Nightbound

Reverse Type: Land As Emeria

Set: Sun & Moon: Ultra Prism Type: Metal Rarity: Promo Retreat cost: Colorless

Guardian Slime [LED7-EN003] Ultra Rare Forest Plains Island Set: Sword & Shield: DarknessSet: Legendary Duelists: Rage of Ra Card type: Effect Monster Rarity: Ultra Rare Attack: 0 Defense: 0 If you take battle or effect damage: You can Special Summon this card from your hand. During damage calculation, if this card battles an opponent's monster (Quick Effect): You can make this card gain DEF equal to that opponent's monster's ATK during that damage calculation only. If this card is sent from the hand or field to the GY: You can add 1