Build 1.3.1 — Operation Hardcore Steam update #1191125

Build 1.3.1 is now live and includes the following: Fixes fix for inability to purchase items in vendor using keyboard/mouse controls fix for muzzle flash stuck on if shooting at the same time as picking up a flamethrower powerup fix for laser electroction effect spawned on solid ground fix for pressing B on coop player select screen returning to previous menu fix for game-breaking bug in Cave level New features/improvements airborne enemies now collide with ground update to some par times/scores integrate a few additional mastered tracks integrate close-ups of all badasses in co-op player select and intro cinematic Known Issues missiles do not (yet) collide with solid ground missing music in credits Be sure to consult the "Known issues" discussion topic for a list of known issues introduced in previous builds: http://steamcommunity.com/app/395550/discussions/0/405693392908171145/