Percy is exited to come back to Camp Half-Blood after the war whit the Titans. Considered as the Hero of Olympus, a new menace appears and it's up to him to save the world. Helped by a very funny and powerful being, Percy will have to venture another world filled whit mythical creatures like elves, orcs, lizard people and... Dragons? Continuation of an abandoned fanfiction, Randolf 444: Origins of Powers- Gods and Devils (Modified)