Yelps's bodyguard

Yelps's bodyguards are goblin combatants summoned by Yelps during his fight in The Mighty Fall. While his bodyguards are present, no damage can be dealt to Yelps. There are 2 at the beginning of the fight, and 3 more enter the battle one at a time at various intervals. When they spawn, a message appears in the chatbox:

Attacking Yelps while a bodyguard is present prompts a message in the chatbox: