FusionDex

Porydoom is a dangerous threat when it wanders cyberspace, as a hovering mouse over it leads to wild fury. In this anger, it incinerates all software of the computer beyond repair before entering the real world and doing the same to the hardware.

In a Porydoom pack, the one with its horns raked sharply back serves a leadership role. Additional software was installed to make it a better Pokémon.