Space Waves allows you to choose any level you want to play, so you can start with the hardest one which can quickly give you the feeling of needing fast reaction time. As you choose harder levels, you can expect more obstacles, tighter corners and more of them. The game has 33 levels.
control
PC controls
Use left mouse button / W / spacebar to move up and release to go down.
Mobile controls
Tap the screen to raise and release to lower.