Farron's Undead Legion

When this creature enters the battlefield create a 4/3 Abyss Watcher creature token under each opponent's control. As long as
this creature is on the field, opponent's
Abyss Watchers are goaded. Whenever an Abyss Watcher is destroyed, give this creature +1/+1. When this creature leaves
the battlefield destroy all Abyss Watcher tokens.