In one scene where a character is stuck underwater her foot is stuck in some coral, when it is freed a small amount of blood is seen.
Tamatoa battles Moana and Maui, attempting to eat each of them on occasions.
Tamatoa mentions having eaten his own grandmother.
Moana is horrified when Maui mentions requiring a human sacrifice, but he immediately reveals that he was only joking.
Maui mentions having ripped off Tamatoa's leg.
Moana and Maui battle an entire army of creatures while at sea. They are seen attacked by the creatures who descend upon their boat with blow darts. The ship the creatures were sailing then sinks with them on it.
A lava monster battles Moana and Maui. Maui is seen transforming into several different creatures and severing off the creature's arm with a giant hook. Its arm then grows back.