Depth Charge Colossus
Depth Charge Colossus
Prototype {4}{U}{U} — 6/6 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)\nThis creature doesn't untap during your untap step.\n{3}: Untap this creature.
Artifacts Matter Big Mana Dreadnought Kindred Prototype