
The game is intended to use a resolution of 1920x1080, but others might work just fine.
Important in game keys:
F8 = Toggle fullscreen.

A/Left arrow = Move left.
D/Right arrow = Move Right.
W/Up arrow = Jump.
R/Right mouse button = Reload.
Left mouse button = Shoot.
H = End stage.
S/Down arrow = Fly down (Angle only)

Set up the number of players you want.
Select a stage.
Shoot each target twice.
Press H when done.
Repeat.

And if you are still on XP/Vista install this .NET Framework 4 Client Profile
Link to game: 2D_IPSC_190413.Zip
Have fun.
Have fun.