Karn, Scion of Urza (Promo Pack) [Dominaria Promos] 115 You can only use each

You can only use each effect of "Relinquished Fusion" once per turn

Set: Friday Night Magic 2005 Type: Sorcery Rarity: Rare Cost: {B} Choose a nonland card name

Set: Unlimited Edition Type: Enchantment Rarity: Rare Cost: {G} You may play any number of lands on each of your turns

Return it to the battlefield under its owner's control at the beginning of the next end step

This is the Trials of the Pharaoh - Match of the Millennium & Twisted Nightmares promotional card

Karn, Scion of Urza (Promo Pack) [Dominaria Promos] 115 You can only use eachSet: Dominaria 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."