Marquise de Cat, Avaricious

{w}{w}{r},{t}: Create a Sawmill token. (It's an artifact with "{t}: Add {c}. Spend this mana only to cast artifact spells with mana cost 4 or higher.")

At the beginning of your combat on your turn, create a 1/1 white Cat Warrior token for each artifact with mana cost 4 or higher you control.