Rionya, Fire Dancer + Combat Celebrant
Rionya, Fire Dancer
All permanents on the battlefield.
- At the beginning of your combat phase, Rionya triggers, creating at least one token copy of Combat Celebrant with haste
- Declare the Combat Celebrant token as an attacker, choosing to exert it as it attacks
- The Combat Celebrant token triggers, untapping all other creatures you control and causing you to get an additional combat phase after this one
- Repeat each combat phase
Infinite combat phases. Infinite creature tokens with haste. Infinite ETB. Infinite LTB.