Icehide Troll [Kaldheim]Set: Kaldheim Type: Snow Creature Troll Warrior Rarity: Common Cost: {2}{G} {S}{S}: Icehide Troll gets +2 +0 and gains indestructible until end of turn. Tap it. (Damage and effects that say "destroy" don't destroy it. {S} can be paid with one mana from a snow source.) A troll's greatest weapon is its ability to emerge unexpectedly from the landscape.

as well as monsters in the GY

evinced in solid and shade

When Knowledge Vault leaves the battlefield

Set: HeartGold & SoulSilver: Triumphant Type: Psychic Rarity: Uncommon Retreat cost: 0

you can Set 1 "Dark Magic Attack"

Set: Mirrodin Type: Creature — Human Wizard Rarity: Rare Cost: {1}{U}{U} At the beginning of each opponent's upkeep

Set: Team Rocket Unlimited Type: Water Rarity: Promo Retreat cost: Colorless

If that creature would die this turn

Each player who sacrificed a permanent this way reveals the top card of their library

−9: Nicol Bolas

Set: Masters 25 Type: Artifact — Equipment Rarity: Uncommon Cost: {1} Equipped creature gets +1/+1

IF this card has "Number 105: Battlin' Boxer Star Cestus" as an Xyz Material