Rilliona, Magistus of Verre

Affinity for artifact creatures (This spell costs {1} less to cast for each artifact creature you control.)
Artifact creatures you control have menace.
At the beginning of your end step, create a 0/0 colorless Construct artifact creature token with
"This creature gets +1/+1 for each artifact you
control."
Proxy of Urza, Chief Artificer