Tezzeret the Seeker (Japanese Borderless) [Secret Lair Drop Series] Cat Warrior create a 0/0 colorless Construct

create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control

Then Mjölnir deals damage to each opponent equal to the number of tapped creatures that opponent controls

(It's an artifact with “{2}

At the beginning of each upkeep

Tezzeret the Seeker (Japanese Borderless) [Secret Lair Drop Series] Cat Warrior create a 0/0 colorless ConstructSet: Secret Lair Drop Series Type: Legendary Planeswalker Tezzeret Rarity: Mythic Cost: {3}{U}{U} +1: Untap up to two target artifacts. X: Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle. 5: Artifacts you control become artifact creatures with base power and toughness 5 5 until end of turn.