Aggro

Aggro mob is a term used to describe a mob with a level of aggression, in that it is capable of initiating combat. The opposite is a passive mob which will only attack if attacked first. The more aggro a mob is the more likely it is to attack a player.

Types

Dispel Aggro

Mobs that will attack if you attempt to dispel them.

Sleep Aggro

Mobs that will attack if you lower your guard by sleeping.