Prototype Engine

Prototype Engine {4}

Artifact
{T}: Add one mana of any color.
{4}, {T}, Sacrifice Prototype Engine: Put four -1/-1 counters on target creature.
Devonport thought the design necessitated risk for opportunity—but the opportunity it provided was for his enemies' schemes.
Details
Legalities
  • Prototype Engine is legal in every format.
Printings
  • The Empty Throne of Feanav (common)

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