You control at least one additional creature that does not have summoning sickness.
An opponent cannot block creatures you control.
Steps
Declare
Warcry Phoenix,
Grand Warlord Radha and at least one other creature as attackers.
Grand Warlord Radha and
Phoenix Chick trigger.
Resolve the
Grand Warlord Radha trigger, adding at least ({R} magic symbol) ({R} magic symbol) ({RG} magic symbol) .
Resolve the
Phoenix Chick trigger, causing you to pay ({R} magic symbol) ({R} magic symbol) to return it from your graveyard to the battlefield tapped and attacking with a +1/+1 counter on it.
Deal combat damage using
Warcry Phoenix.
Breath of Fury triggers, causing you to sacrifice
Warcry Phoenix, then attach
Breath of Fury to
Phoenix Chick, then causing you to untap all creatures you control and to get an additional combat phase after this one.
Move to your next combat phase.
Declare
Phoenix Chick,
Grand Warlord Radha and at least one other creature as attackers.
Grand Warlord Radha and
Warcry Phoenix trigger.
Resolve the
Grand Warlord Radha trigger, adding at least ({R} magic symbol) ({RG} magic symbol) ({RG} magic symbol) .
Resolve the
Warcry Phoenix trigger, causing you to pay ({2} magic symbol) ({R} magic symbol) to return it from your graveyard to the battlefield tapped and attacking.
Deal combat damage using
Phoenix Chick.
Breath of Fury triggers, causing you to sacrifice
Phoenix Chick, then attach
Breath of Fury to
Warcry Phoenix, then causing you to untap all creatures you control and to get an additional combat phase after this one.