Krios, Son of Belzenok

Flying, Haste
When Krios, Son of Belzenok enters the battlefield, creature X 3/3 red devil creature tokens.
Whenever Krios, Son of Belzenok or another creature enters the battlefield under your control, you lose 1 life.
At the beginning of your endstep, if you lost
13 or more life this turn, draw 7 cards.