Looking back at the battle, victory is certain as both Gobruk and Raptor are teaming up against the chief of the tribe. Any of them could have beaten up the other monster. Two of them at once, defeat is a certainty.
Seeing there is nothing he need to do, aside from maybe subduing them, he decided to just enjoy the show. After all, most of the time, he would be leading or fighting most of the battle. It is fun to lead his capable subordinates do thing once in a while.
-x-
"Rargh!"
"Grrgh!"
Unfortunately, he still is not fluent in goblinese, not to mention lizardian. Still, he could understand them through the link between them, courtesy of their subduing, so it is fine.