
Let me start with over0, then 1.
Meanwhile:

(early sketch of overmachine 2)
Someone finds him self in a futuristic building, with a door and 2 security guardbots, he go to the surroundings and finds a freeze gun, and 2 metal asses, he gives the metal asses to the guardbots, then he can enter to the building.
Then he finds chambers that open by moving a sphere in other room. he go to that room and move the sphere to collect the square teal gems and those chambers, he also found a laser sword.
He go further in the area and finds a robot boss, he to combat him with his laser sword, but is not that easy, because the robot wears the mask of speed.