Aggravated Assault and Cryptolith Rite on the battlefield.
You control at least five creatures that do not have summoning sickness.
Steps
Activate at least five creatures you control by tapping them, adding at least ({3} magic symbol) ({R} magic symbol) ({R} magic symbol) .
Activate Aggravated Assault by paying ({3} magic symbol) ({R} magic symbol) ({R} magic symbol) , untapping all creatures you control and causing you to get an additional combat and main phase after this one.