Rootwire Amalgam - The Brothers' War

Prototype — 2/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

, Sacrifice Rootwire Amalgam: Create an X/X colorless Golem artifact creature token, where X is three times Rootwire Amalgam's power. It gains haste until end of turn. Activate only as a sorcery.