I got your reviews and I've polished the game up!

Main Changes:

1. Two new soundtracks more fitting the game.
2. More visuals related to intentional bugs.
3. Fixed shooting and crosshairs added.

Other changes:

1. More SFX (new Wave, end anim, teleport and more).
2. Way more dynamic waves.
3.  Shorter intro.
4. Post Processing effects.