Hit the karkino with cannon ball on karkinos head but it must be lvl 80 to stay alive by the cannon ball
Karkinos
The Karkinos is a massive crab-like creature in Ark: Aberration that can grab and smash creatures and players. It can also throw them at great lengths. Using its strong legs, the Karkinos can leap to impressive heights.

How ARK players tame and knock out the Karkinos: what to feed it, what to knock it out with, and how to keep it safe.