Sai, Master Thopterist Combos
Sai, Master Thopterist + Ancestral Statue + Clock of Omens
Combo result
Infinite tapped creature tokens. Infinite colored mana. Infinite charge counters on Empowered Autogenerator. Infinite ETB. Infinite LTB. Infinite storm count. Infinite card draw. Infinite draw triggers.
Prerequisites
Ancestral Statue in hand. All other permanents on the battlefield. Empowered Autogenerator has at least three charge counters on it.