It's quite polished, but I have to say the gameplay is rather slow and not super engaging. I think it might help significantly, however, if shooting was mapped to a button.
Author Comments
My first Unity project (before that I used "construct 2"). I will be glad to your constructive criticism.
control
Ankh activate press "Q" (temporary immortality)
Trap activate press "E"
Activate potion "1", "2"