Retreat Bugler

Retreat Bugler enters the battlefield with two
charge counters on it.
{1}, Remove a charge counter from Retreat
Bugler: Until end of turn, prevent all combat
damage that would be dealt to another target
creature you control.
Retreat {w}{u}{g}. (When Retreat Bugler deals combat
damage, you may pay {w}{u}{g}. When you do, return
it to its owner's hand.)