The Realm of Avorok

All Demons, Dragons, and Knights gain +1/+1
and First Strike.
Whenever a creature you control dies, deal
damage equal to its power to target creature or
player.
If you control Kai, Harbinger of Death or Kai, Embodiment of War, at the beginning of each
upkeep place 1 4/4 Draconan Knight creature
token onto the battlefield under your control.