Guardian Slime [LED7-EN003] Ultra Rare XY204 •When a monster effect is

•When a monster effect is activated on the field OR when a Normal Spell/Trap Card is activated: You can detach 1 Xyz Material from this card

Set: Astral Pack 8 Card type: Normal Spell Rarity: Super Rare Pay 1000 LP

add both 1 Level 5 or higher LIGHT or DARK Spellcaster-Type monster and 1 "Spellbook" Spell Card from your Deck to your hand

and if your do Summon it this way

Set: Structure Deck: HERO Strike Card type: Quick Play Spell Rarity: Common Discard 1 card

Guardian Slime [LED7-EN003] Ultra Rare XY204 •When a monster effect isSet: 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