Riot.im

Proxy

Create a riot.cmd file wherever you want with the following lines

START "" "%LOCALAPPDATA%\riot\Riot.exe" --proxy-server=http://proxy:3128

Multiprofile

Create a two *.cmd files (ex. riotprofile1.cmd and riotprofile2.cmd) where you add the following line

riot_profile1.cmd

START "" "%LOCALAPPDATA%\riot\Riot.exe" --profile=profile1

riot_profile2.cmd

START "" "%LOCALAPPDATA%\riot\Riot.exe" --profile=profile2