Infinite combat phases, Infinite death triggers, Infinite ETB, Infinite LTB, Infinite mana creatures you control can produce, Infinite untap of creatures you control
At the beginning of your combat phase, Rionya triggers, creating at least one token copy of Aurelia.
Put all but one Aurelia into your graveyard due to the legend rule, ensuring the remaining Aurelia has not attacked this turn.
Declare the remaining Aurelia as an attacker.
Aurelia triggers, untapping all creatures you control and causing you to get an additional combat phase after this one.
Repeat each combat phase.
Component Cards
How It Works
At the beginning of your combat phase, Rionya triggers, creating at least one token copy of Aurelia.
Put all but one Aurelia into your graveyard due to the legend rule, ensuring the remaining Aurelia has not attacked this turn.
Declare the remaining Aurelia as an attacker.
Aurelia triggers, untapping all creatures you control and causing you to get an additional combat phase after this one.
Repeat each combat phase.