Ethan, Unstoppable Paladin

Haste, first strike

{8}: Untap all attacking creatures. After this phase,
there is an additional combat phase. Activate only
during combat. This ability costs {1} less for each
card you've drawn this turn except the first one
you draw in your draw step. Activate only if
Hellbent.

BFFL (You may have two commanders if both have
BFFL)