Ao, the Dawn Sky Combos
Ao, the Dawn Sky + Workhorse + Nim Deathmantle
Combo result
Infinite colored mana. Infinite colorless mana. Infinite +1/+1 counters on all creatures you control except Ao. Infinite +1/+1 counters on all Vehicles you control. Infinite ETB. Infinite LTB. Infinite death triggers. Infinite sacrifice triggers. Put all nonland permanents with mana value four or less from your library onto the battlefield.
Prerequisites
All permanents on the battlefield.