Royal Beeduo | Part Book, Part Oneshot, and Full Abomination
So basically the SBI is royalty (including Tubbo) and Ranboo is adopted by a low-class noble (Eret, maybe). They meet and have adventures together.. But something happens. Ranboo, Tubbo, Techno, Wilbur, and Tommy are determined to find out what happened. ((ALL PLATONIC BTW)) Edit: oneshots too