I'll list the Omega forms.
The Omega versions can't be fought unless you have obtained 5 stars, then hold left and press "RRLRLRLL"
You need to fight 3 Omega virus' before you fight the navis.
Flashmanrincapals PC 2.
Its by the place where the guy asked "One of many Birds."
Gutsmanexs Home Page
Beastman:Zoo comp 3
Metalman:Tamkos Home Page
Bubbleman:Yoka 2(You need Press to find him)Top level
Plantman:Hosp comp 3
Bowlman:Netbattle Machine on the Right
Mistman:Netbattle Machine on the Left
Flameman:Its at the place where you first fought Flameman, its next to the upperleft torch
Drillman:Right where you fought him the first time
Kingman:The Door Comp on the second floor of the TV station
Bass GS:Secret Area 3Keep running to the right and slowly go up and you'll walk on air, then follow the path, Break the Monolith and continue.
Serenade:Where you fought Serenade earlier
Alpha:Get all 7 stars and fight Alpha