Whenever you cast an instant or sorcery spell, create an X/X colorless Construct artifact creature token, where X is that spell's converted mana cost. 3UU, Exile Metallurgic Summonings: Return all instant and sorcery cards from your graveyard to your hand. Activate this ability only if you control six or more artifacts.
This site is not produced or endorsed by Wizards of the Coast, Inc.
Card art on this page is © Wizards of the Coast, Inc. and the respective artist.