Oh, forgot to post the controls:

AWSD = steer tank (AZERTY supported)
R = fire rocket (needs rocketlaucher and ammo)
SPACE = change gun mode (Air/Ground)
X = start Bombdrone (need to pick up one)
SPACE = drop bomb from drone (when steering drone)
left mousebutton = fire cannon
right mousebutton = fire machine gun
Mousewheel = Zoom in/out
M = ingame Map
ESC = Options ingame / Pause game
P = Screenshot

@aidave
Oh yeah... party would be nice... If the distance wouldn't be that big, I would suggest all competitors making a party together after the contest :lol: