The master of a king crab familiar gains a +2 bonus on CMB checks to start and maintain a grapple.
Crabs can survive out of the water for 1 hour per point of Constitution. Beyond this limit, a crab runs the risk of suffocation, as if it were drowning.
Environment any aquatic
Organization solitary or cast (2–12)
King crabs are small crustaceans with eight legs and two pincers or claws. Aquatic scavengers, crabs can also survive on land for some time, but must return to the water or suffocate.