Nightmare King Grimm

Persist, Flying, Can only be blocked by creatures with attack less than 5

When Nightmare King Grimm enters, create a 2/2 red Grimmchild with Flying that reads "If damage
is dealt to any player, put a +1/+1 counter on this creature. Stops at 5/5." as well as "If this creature is destroyed, deal damage equal to its power times X to each opposing player where X is your devotion to
red.