King, Opulent Spectator

Affinity for artifacts (this spell costs {1} less to cast for each artifact you control)

Whenever you crew a vehicle create X 1/1 colorless Spectator with "this creature gets +1/+1 for each vehicle you control" where x is it's crew cost this ability triggers once each turn

Whenever you saddle a mount create X 1/1 colorless Spectator with "this creature gets +1/+1 for each mount you control" where x is it's saddle cost. this ability triggers once each turn