Karn, Scion of Urza [Dominaria Prerelease Promos] HER059 a 'poem of sand' was

a 'poem of sand' was of little account

Lean years follow in the wake of a great war

"All warfare is based on deception

Set: Two-Headed Giant Tournament Type: Enchantment Rarity: Rare Cost: {B}{B}{B} Whenever an opponent draws a card

They put it on the bottom of their deck then draw a card

Karn, Scion of Urza [Dominaria Prerelease Promos] HER059 a 'poem of sand' wasSet: 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."