Set in the immediate aftermath of the zombie apocalypse, L4D's survival
co-op mode lets you blast a path through the infected in four unique
“movies,” guiding your survivors across the rooftops of an abandoned
metropolis, through rural ghost towns and pitch-black forests in your
quest to escape a devastated Ground Zero crawling with infected enemies.
Each "movie" is comprised of five large maps, and can be played by one
to four human players, with an emphasis on team-based strategy and
Selected Test Results (selected in 'Test Results' table below)
If you're using any GNU/Linux distro, it's SO MUCH easier to install L4D2 for Linux on Steam (or wherever distributor that offers a Linux version of this game) - and it will also use OpenGL and your GPU. No need for workarounds.
Bad performance and/or lags with wrong thread problems in Metro 2033 (Unreal Tournament 3, Counter Strike: Source, Metro 2033, Call of Duty 4, Left 4 Dead, Left 4 Dead 2, Final Fantasy XIV, Half-Life 2)