Mishra's Factory (George Baxter) [Pro Tour Collector Set] XY22 it deals damage equal to

it deals damage equal to its toughness to each other creature touched during the slide

(It phases in or out before its controller untaps during each of their untap steps

or 1 non-Ritual monster that mentions it

Set: Eldritch Moon Type: Enchantment Rarity: Mythic Cost: {5}{U}{U} Whenever an opponent casts their first spell each turn

Mishra's Factory (George Baxter) [Pro Tour Collector Set] XY22 it deals damage equal toSet: Pro Tour Collector Set Type: Land Rarity: Uncommon {T}: Add {C}. {1}: Mishra's Factory becomes a 2 2 Assembly Worker artifact creature until end of turn. It's still a land. {T}: Target Assembly Worker creature gets +1 +1 until end of turn.