Drone Fighter (B1t3r)

I really hope you will enjoy it. If you like it don't forget to share it.
(If not, shared that too, I am interested your opinion.)

Cover  made by Hydu Design

Control:

Enemy:
Strong scale:   yellow < red < purple

Pickup:
There is 5 type. Explore them. ;)

Tips:
The EMP shutdown your sentry gun too.
There is a hidden "secret" in the game. 

Known bugs:
- settings bug
- sentry bug
I will fix these when I can. If you found new ones, please report me.