You control lands that can tap to produce at least ({3} magic symbol) ({R} magic symbol) ({R} magic symbol) .
An opponent is unable to block and kill creatures you control.
Steps
Declare
Pako as attacker.
Pako and
Bear Umbra triggers.
Resolve the
Pako triggers, exiling the top card of each player's library and putting a fetch counter on each of them, putting a +1/+1 counter on
Pako for each noncreature card exiled this way.
Resolve the
Bear Umbra triggers, untapping all lands you control.
Proceed to your next main phase.
Activate
Aggravated Assault by paying ({3} magic symbol) ({R} magic symbol) ({R} magic symbol) , untapping all creatures you control and getting an additional combat and main phase after this one.