WASD or Arrow keys - move your ship
Use the mouse to aim your fire!
Pickup the score multipliers dropped by the enemy ships - higher score means weapon power ups!
Sound effects (Chrome/Firefox only) - toggle with 'T' key.
Chrome/FireFox Gamepad API support [+]
1. Plug in XBox360/PS3 USB Gamepad.
2. Refresh Arena5 page - press 'A'/'X' button on pad to start.
3. Use the analogue sticks to move and fire.
T - Toggle sound (Chrome/FireFox only)
[ ] - Zoom in/out world
ESC - Pause game