Karn, Scion of Urza [Dominaria Prerelease Promos] ARC018-R if it isn't a mana

if it isn't a mana ability

Set: EX: Holon Phantoms Type: Fire Rarity: Ultra Rare Retreat cost: Colorless

you may search your library for an Equipment card

Karma deals damage to that player equal to the number of Swamps they control

Karn, Scion of Urza [Dominaria Prerelease Promos] ARC018-R if it isn't a manaSet: Dominaria Prerelease Promos Type: Legendary Planeswalker Karn Rarity: Mythic Cost: {4} +1: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it. 1: Put a card you own with a silver counter on it from exile into your hand. 2: Create a 0 0 colorless Construct artifact creature token with "This creature gets +1 +1 for each artifact you control."