Phyrexian Processor is a rare Artifact card from World Championship Decks 1999 (WC99), collector number kb306sb. Current market price: $1.25, TCGplayer market prices via Scryfall.
As this artifact enters, pay any amount of life. {4}, {T}: Create an X/X black Phyrexian Minion creature token, where X is the life paid as this artifact entered.