http://bugs.winehq.org/show_bug.cgi?id=35633
rmlipman@gmail.com changed:
What |Removed |Added ---------------------------------------------------------------------------- Keywords| |download
--- Comment #5 from rmlipman@gmail.com --- A demo is available at http://www.indiedb.com/games/risk-of-rain
I couldn't find an option to turn off the surfaces in the demo as a performance workaround used in the full version.