Karn, Silver Golem [Arena League 1999] XY94 equip 1 "The Mask of

equip 1 "The Mask of Remnants" from your Deck to it

or 1 card that specifically lists the card "Toon World" in its text

Set: Sun & Moon: Unbroken Bonds Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

Set: 2019 Gold Sarcophagus Tin Mega Pack Card type: Ritual/Effect Monster Rarity: Rare Attack: 2500 Defense: 2000 You can Ritual Summon this card with "Cynet Ritual"

Karn, Silver Golem [Arena League 1999] XY94 equip 1 "The Mask ofSet: Arena League 1999 Type: Legendary Artifact Creature Golem Rarity: Rare Cost: {5} Whenever Karn, Silver Golem blocks or becomes blocked, it gets 4 +4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.