This movie depicts a lot of violence and peril all involving young people.
Four children are chased by monsters and are soon thrown around and one is killed (some blood are shown).
A mechanical bull attacks, a young man is trashed around and some are stomped. A girl is thrown around by a bull, she lands on a roof and we see blood on her face. A young man is also attacked by the bull earning him a lot of cuts and bruises on the face. At one point, the bull burns a character (though the character is safe afterwards).
A satyr is attacked by a group of men, physical fights are shown.
On a yacht, there are several instances of fighting. A young man headbutts another. Men carry electroshock weapons and crossbow to capture the heroes. There are a lot of punching, kicking and even judo flips.
A group of kids on a raft are swallowed by a giant sea monster.
In a lair of a Cyclops, people are chased, attacked and flailed around by a massive Cyclops (this is all comical throughout).
At an amusement park, another series of fighting ensues. A man strangles one and we see them both bloodied.
A giant creature devours two characters.
A girl is stabbed by a monster's tail, she dies, only to be resurrected again.