Legion of Steel

Create a 3/3 colorless Golem artifact creature token.
Insular -If you spent only white mana to cast this spell, Forge 1 Shield in addition. If you spent only red mana to cast this spell, Forge 1 swords in addition.
Metal Storm (When you cast this spell, copy it for each Artifact spell cast before it this turn. You may choose new targets for the copies.)