Mishra's Factory (Dark Green Background) [Antiquities] Rivals of Ixalan Promos Scholars say that arbiters exist

Scholars say that arbiters exist on every world

" —Nulakam the Archivist

Set: Portal Three Kingdoms Type: Legendary Creature — Human Soldier Rarity: Rare Cost: {2}{U}{U} Horsemanship (This creature can't be blocked except by creatures with horsemanship

Set: Antiquities Type: Artifact Creature — Construct Rare Cost: {6} Flying Tetravus enters the battlefield with three +1/+1 counters on it

Mishra's Factory (Dark Green Background) [Antiquities] Rivals of Ixalan Promos Scholars say that arbiters existSet: Antiquities Type: Land Rarity: Rare {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.