Karn, Scion of Urza [Dominaria Prerelease Promos] XY59 Underground Mortuary enters the battlefield

Underground Mortuary enters the battlefield tapped

[+1] Create a 1/1 black and green Insect creature token

Set: March of the Machine Promos Type: Legendary Artifact Rarity: Rare Cost: {1}{G} If one or more +1/+1 counters would be put on an artifact or creature you control

you may create a Treasure token

Karn, Scion of Urza [Dominaria Prerelease Promos] XY59 Underground Mortuary enters the battlefieldSet: 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."