Games Like Protect The Treasure

Humanity changed everything. After all the chaos, they left the planet, leaving droids and changed creatures behind. You got the last treasure on Earth. Changed creatures are after the treasure that is in your hands. They will do everything to get it. Protect at all cost!

Game in first person. Control a placed cannon and defeat the enemies that comes your way.
Use mouse to control the cannon.
Left click to shoot.
Right click to pass the texts.