Quantum RPG

Playing Instructions:
Please use full screen.
Point and Left mouse click to move to anywhere on the scene.
Point and Right Mouse Click to pick up equipment and attack enemies.
Kill All 3 enemies to clear the level.
The orb above your head is your qubit state.
The enemies are state-1 detectors. Basically, the probability of their attacking you is the square of the magnitude of your state-1 coefficient. 
Green flame is NOT gate, and Yellow flame is Hadamard gate.
Press i for inventory.
The sword of doom is probabilistic. It has a 70% chance of dealing 20 damage and a 30% chance of actually healing the enemies by 10hp.
Use the mouse scroll wheel UP and Down to zoom in and out the camera.
Use A to rotate the camera left and D to rotate the camera right.