2nd Form: Narrow Head Fangs

You can't cast this spell unless you control a
creature with Serpent Breathing.
Tap target untapped creature you control with
Serpent Breathing, Destroy target creature, if
that creature is a demon exile it instead.
"One second... dawn feels far away... so to even
buy one second, everyone in the Demon Slayer
Corps is sacrificing their lives!" -Obanai Iguro