Karn, Scion of Urza [Mythic Edition] Celebration Cards where X is the number

where X is the number of tapped creatures you control

Set: Antiquities Type: Artifact Rarity: Uncommon Cost: {3} Sacrifice a creature: Add {C}{C}

but my host would casually push it down before I could make out what it was

Set: Beta Edition Type: Enchantment — Aura Rarity: Rare Cost: {B}{B} Enchant artifact

Set: Unglued Type: Scariest Creature You'll Ever See Rarity: Rare Cost: {B}{B}{B}{B}{B}{B}{B}{B}{B}{B}{B}{B}{B}{B}{B} B

Karn, Scion of Urza [Mythic Edition] Celebration Cards where X is the numberSet: Mythic Edition 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."