in a twist of fate the observents saw Danny as a threat early and so history is changed a newly made Danny phantom is snatched by clockwork. taken Danny is worst then normal human thanks to his uncontrolled power however clockwork is peeved so he gives Danny knowledge on all his powers and his future memories along then goes and gets a stabilized Dani once he has both of them he gives them knowledge on all subjects and Fields after this is done he explains that as there new guardian they are to be his avatars of change

realm they are technically ghosts and there for have a realm however to them because they are half ghosts theirs is between dimensions and can only be gotten to by the phantom siblings or clockwork without their permission complex that has several rooms a giant lab a dojo ext where they store there stuff and live when not on missions

first world get stronger ranma 1/2 train ranma after kidnapping him from a genma who was about to throw ranma into the neko ken they train him till genma steals him back and escape to Jusenkyo where he is cursed after ranma is found again by them in ki chi and manna after stopping herb and saffron the phantoms take the naban mirror the to keys to Jusenkyo the lock and unlocking devises and several other devises that they take to the twos realm

second world get better control when lily and James die they ask clockwork to help there son so he sends the phantoms where they kidnap him and raise him after using the shard of Voldemort to destroy him permanently and break serious out of prison harry later joins them in their realm with ranma

third world learn more kushina is sad that she has to leave her son at the hands of those villagers so plot made she goes to clockwork for help in exchange she gives them Naruto's inheritance to give him and so they go to help him seeing them attempt to kill a newborn save Naruto and raise him in their complex and train him with the other kids

(weird but all above mentioned main characters have red headed moms lol )