The Mode with Online Button you mean is Percys Modd but thats too closed Source and he doesnt share it. But you dont need it. Fluros pro do the same. Only no Serverlist and Online Button...
Hello,
i am from the DevPro Stuff and will try to help you. My English is not the best was easier speaking german with Askarus but i give my best. You Compiled the YGOPro Version from Flurohydride that is the Basic Version from all Mods. The LAN Modus there you can run Online over VLAN`s like...