Virusmon is Digimon that resembles typical bacteriophage. Due to it's unknown origins, unmeasurable power and unique DigiCore, it's data attributes cannot be determined.
While typical virus' capsid is composed from poroteins, Virusmon's shell is composed from highly infective data. Deep inside his body is located primitive DigiCore that allows him to follow only simple insticts like replication and survival. Using needle at the end of his base, he injects parts of his DigiCore into victim Digimon. There, it's data mutate Digital Cells of victim allowing Virusmon's data structure to overwrite original digital make-up of host Digimon.
- Phagein Data: Injects his DigiCore into enemy to destroy it's digital structure.