Thread:KrytenKoro/@comment-31365078-20181223022918

"Nakano: The only instruction I got was to design a fusion between Rosemon and Lotusmon, so when I simply tried to fit them together initially I ended up with an Omegamon-like design."

https://withthewill.net/threads/21098-Translation-of-Digimon-Designers%92-Special-Talk-from-Pendulum-Art-Book?p=351573#post351573

he stated it was designed as the fusion of both by the person who designed it 