Defend the vault

A very simple, casual, relaxing shooting game. All you have to do is defend the bank vault by shooting the red enemies. Don't let them destroy the vault. Game is an endless enemy game. Game ends when the bank vault is destroyed.

Game is very simple. Controls are:
W: Move up
S: Move down
Space: Shoot
Player can also wrap around the screen if too high or too low. Useful if enemy spawns far away from you.

Game was made with Unity Engine.