Umangob, The Corpse Eater

Deathtouch
When Umangob, The Corpse Eater die, create 2
4/4 Elder Dog Zombie with deathtouch and
"When Elder Dog Zombie die, create 3 3/3 Adult
Dog Zombie with deathtouch and "When Adult
Dog Zombie die, create 4 2/2 Young Dog Zombie
with deathtouch and "When Young Dog Zombie
die, create 5 1/1 Pup Dog Zombie with
deathtouch".