Maggashi's Glowing Blade

Equip creature {1}{b}{b}
Equipped creature gets +3/+0, has deathtouch
and "Whenever this creature destroys a creature,
you may pay {1}{b}{b}. if you do, exile the
destroyed creature. Put a black creature token
thats a copy of that creature, except that it's card
type is Demon."
Inside the blade, there is the soul of Maggashi, the
Demon God. Although he's been dead for thousands
of years, his soul managed to survive and prepare
demonic hordes for invasion