Combat Celebrant + Stolen Identity + Fervor Combo

Stolen Identity in exile (Stolen Identity encoded on another creature you control in exile).

Combat Celebrant and Fervor on the battlefield.

An opponent cannot block the creature with Stolen Identity encoded and Combat Celebrant.

Declare Combat Celebrant and the creature with Stolen Identity encoded as attackers, choosing to exert Combat Celebrant as it attacks.

Combat Celebrant triggers, untapping all other creatures you control and to get an additional combat phase after this one.

Deal combat damage to an opponent using the creature that has Stolen Identity encoded.

Stolen Identity triggers, casting a copy of itself without paying its mana cost.

Resolve Stolen Identity, creating a token copy of Combat Celebrant.

Repeat each combat phase using the Combat Celebrant token instead.

Infinite combat damage

Infinite combat phases

Infinite creature ETB

Infinite creature LTB

Infinite magecraft triggers

Infinite mana creatures you control can produce

Infinite storm count

Infinite untap of creatures you control