Guardian Slime [LED7-EN003] Ultra Rare XY204 This card gains 300 ATK

This card gains 300 ATK for each "Dark Magician" or "Magician of Black Chaos" in either player's Graveyard

Set: Sword & Shield: Fusion Strike Type: Metal Rarity: Rare Retreat cost: Colorless

then if you excavated any copies of the declared card

and if your do Summon it this way

Set: Invasion: Vengeance Card type: Synchro/Effect Monster Rarity: Rare Attack: 2000 Defense: 2000 1 Tuner + 2 non-Tuner monsters If a "Flower Cardian" monster you control attacks a Defense Position monster

Guardian Slime [LED7-EN003] Ultra Rare XY204 This card gains 300 ATKSet: 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