Metallurgic Summonings

f0ac06f9-5c9f-4d4f-be57-7c58bd8da568

$1.51 CND 

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. {3}{U}{U}, 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.