Cavern of Souls (0410b) (Borderless) [The Lost Caverns of Ixalan] Bloomburrow Sacrifice Horizon of Progress: Draw

Sacrifice Horizon of Progress: Draw a card

Set: Outlaws of Thunder Junction: The Big Score Type: Artifact Rarity: Mythic Cost: {2}{U} When Simulacrum Synthesizer enters the battlefield

return it to the battlefield tapped and transformed under its owner's control

Dusk Legion researcher

Crackling Wit

Cavern of Souls (0410b) (Borderless) [The Lost Caverns of Ixalan] Bloomburrow Sacrifice Horizon of Progress: DrawSet: The Lost Caverns of Ixalan Type: Land Rarity: Mythic As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.