Requires

Ghired, Conclave Exile must be on the battlefield. Combat Celebrant must be in hand. Bramble Sovereign must be on the battlefield. Mass Hysteria must be on the battlefield. An opponent can not block your creatures. Mana needed:

Steps

1. Cast Combat Celebrant by paying .
2. Combat Celebrant enters the battlefield, triggering Bramble Sovereign, causing you to pay to create a token copy of Combat Celebrant.
3. Proceed to your combat phase, and declare Ghired and Combat Celebrant as attackers.
4. Ghired triggers, creating a copy of the Combat Celebrant token.
5. Exert Combat Celebrant, untapping all other creatures you control and gaining an additional combat phase after this one.
6. Repeat from step 4.

Results