Gaburu

Gable, also referred as Captain Gable (百獣のカイドウ), is a captain which crew is searching for.

Appearence
Being Caribou exchanged for him by his crew, he's probably very similar to him.

Ability and Powers
As a captain of a pirate crew of the New World, he should be strong enough to survive in the last ocean.

History
For some reason, he's no longer with his crew, which is searching for him on one of Kaido's island.