Call the Hellstorm

This spell costs {2} less for each spell cast before
it this turn.
Create a 4/4 red Devil creature token with flying.
Replication - If you've cast a spell with the same
name as this one this turn, you gain an emblem
with, "At the beginning of your end step, exile a
creature card from your graveyard and create
a 4/4 red Devil creature token with flying. If you
can't, sacrifice all Devil creatures you control."