Heres a tip FOR ALL THE PEOPLE SAYING YOU CAN FORCETAME IT IN THE ARENA- if u go into the bosses arena and forcetame it.... you'll be stuck there forever bc the boss gotta die in order for u to leave. :)
Ok so you cant knock it out, but with commands you can tame it. Teleport to the normal ARK island and thats the only way you can spawn it, after spawning it use the Forcetame command and boom. You got yourself a tamed overseer.
for ps4 players open the pause menu click r1 l1 square circle triangle all together and the screen will close then reopen it and a bar will appear write to us admincheat forcetame aiming for the boos and you will have tame the boss