Mon-Tiki, god of fire.

Mon-Tiki is the god of fire, of an isolated tribe on a secluded Polynesian island. Whenever his people are threatened he can be summoned to deal out his holy justice.

Scroblin

Scroblins are a wild offshoot of Goblins which live on a far away island. They live in a loose association of tribes that constantly war with each other. Despite their warlike culture the Scoblins have been known to band together to repulse common threats

Chthonite

The Chthonites are secluded lizard men who live in deep jungles upon an isolated Indonesian island. They are extremely wary of outsiders (bordering on xenophobic,) as their few attempts at contact with human civilizations inevitably lead to violence. They possess an agrarian, aboriginal culture, with emphasis on family ties and a long oral history.

The Lonely Beach comber

A gigantic alien from a far away planet, stranded on a deserted jungle island with several other monstrous species. This particular alien has amnesia. He cannot remember who he is or where he's from, but is generally harmless and always tries to befriend the few humans who find their way to his island. He spends his days roaming the beaches, collecting interesting things, always on the lookout for someone to talk to.