To start the fight with Cerberus in Poptropica, you need to first complete the necessary tasks in the "Mythology Island" quest. Once you reach the Underworld, approach Cerberus and interact with him. You’ll need to use the items you've collected, like the Golden Fleece, to weaken him before engaging in the battle. Once you're ready, you can initiate the fight by following the on-screen prompts.
the cerberus is a 3 headed dog on mythology island on poptropica
Cerberus is in the underworld. You get to him by going on the boat ride across the river. But you have to watch out because if you fall in you have to start all over again.
Hercules was the only living man to ever fight Cerberus
You play a song on a flute that puts Cerberus to sleep.
In the Underworld after crossing the river of dead.
In Poptropica, the song to tame Cerberus is "The Song of the Sirens." Players must play this song to calm Cerberus, allowing them to proceed in the game. The song is found during the "Mythology Island" quest, where players learn it from the Sirens.
Play the song one of the Muses gave you on your reed pipe. This will make Cerberus fall asleep and you can get its whiskers.
Play the tune the lady with the reed pipe gave you.
You play him the song you learned earlier on the reed pipe.
You play the tune once.
It was one of his Twelve Labours.
Use it to get into the Minotaur's lair as well as to put Cerberus to sleep.