Ubusoft connect isnt launching. I tried to use different wine versions and proton but its not working. Helpp 
three lines on the lutris title bar → preferences → global options → enable Advanced at the top
Find the vulkan ICD loader and if it says unspecified, fix it to match your gpu.
Then read the pinned message here on how to generate the debug output from lutris
And if you have discord, visit the discord server for lutris - link is on lutris.net
and Yes Avatar does run on linux quite well