Bloated Processor (MOM) from March of the Machine, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Brock Grossman
• Card Text:
  Sacrifice another Phyrexian: Put a +1/+1 counter on Bloated Processor.
  When Bloated Processor dies, incubate X, where X is its power. (Create an Incubator token with X +1/+1 counters on it and "2: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)