sort of bad but bacily it goes fatal error to anti to my au beta , the story goes after fatal error was defeated core frisk gave him another chance and he became anti and instead of destroying everything he helped everything even tho he was confined to his beta world but after a while the beta world started to glitch out and anti became beta sans aka beta virus sans that is his full name now no one but other glitches can understand him like error 404 error pj bluerror. after being set free from the beta world beta joind the bad sanses and slowly striped away the code of every au one by one his goal is to destroy everything while looking for ink after error said that he was the main enemy of the "good sanses". after being with the bad sanses beta went on his own after a few weeks he realized that he had to stop destroying things so he decided to try to bring the code back to an au he stole from... and it worked beta decided to secretly stay in this au and only befriended the sans papyrus and gaster of the au after a long time however errors rampage started and by showing kindness he was able to stop error infection from destroying this au but sadly he was badly injured because his body is to glitched out so he returned to the bera world to heal during that time the au he saved renamed its self to be betatale in honer of beta who saved them and once a year the sans of this universe dress as beta in honer of him
sorry that was so long i just didnt wnt to split it into like 3 parts and keep you waiting
