Arcturus, Axtat Aoghk Reborn

Shroud, Trample
Arcturus cannot be countered.
Whenever a creature you control is sent to the graveyard, put a +1/+1 counter on Arcturus.
{t}: Tap target creature or artifact. It does not
untap during its controller's next untap phase.
{t}: Arcturus fights target Demon.
"Rage is a tool. Use it, but don't let it control
you."—Arcturus