Steel Overseer [Kaladesh Inventions] Portal Three Kingdoms Set: Aether Revolt Type: Artifact

Set: Aether Revolt Type: Artifact Creature — Construct Rarity: Rare Cost: {X}{X} Walking Ballista enters the battlefield with X +1/+1 counters on it

Set: Gym Challenge Unlimited Type: Water Rarity: Holo Rare Retreat cost: Colorless

or Main Set Extended-Art (Rare or Mythic)

Set: POP Series 1 Type: Fighting Rarity: Uncommon Retreat cost: Colorless

Set: Sun & Moon: Ultra Prism Type: Tool Rarity: Promo

Steel Overseer [Kaladesh Inventions] Portal Three Kingdoms Set: Aether Revolt Type: ArtifactSet: Kaladesh Inventions Type: Artifact Creature Construct Rarity: Mythic Cost: {2} {T}: Put a +1 +1 counter on each artifact creature you control. In an unusual foray into the humanoid form, Venand Kapurknown as the Gearherderbuilt this automaton to keep watch over his clockwork herds.