Fan:Arcadrasilmon Insanity

Arcadrasilmon Insanity is the final form of Red Master Baron after his body was sliced in half by Maki Himekawa and his malignant spirit remains to fuse with the Time Portal and Ordinemon Virus data that he absorbed.

Riserger: Digimon tri. Arc
However, after his soul is permanently destroyed by Shiho's true BEAST Mode with the help of Meianmon's Time Rejuvenation, his soul data was mutated into a replica soul of the original Kumon Kai because of Ordinemon Virus' dark data infecting his soul data. Pure Buu sense the abominable power inside Romin Kushinagi and confirmed that she is the reincarnation of the original Kumon Kai.