Lithoform Engine is a mythic Legendary Artifact card from The Brothers' War Commander (BRC), collector number 146. Current market price: $5.76, TCGplayer market prices via Scryfall.
{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. {4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)