*BURSTS THROUGH DOOR* "Happy Robot Da... Where is everybody?" Not really, saw this coming a mile away. This has feck all to do with robots anymore anyway.
- You're the green guy. - You follow the cursor. - You shoot automatically. - Anything in front of your gun (when you shoot, obviously) takes damage, regardless of distance. - Your hitbox is the yellow square on your chest. - You will die after 3 square projectiles or 1 everything else. - Click the screen to skip/move on/whatever where applicable. - Kill everything.
Prologue of sorts- https://www.youtube.com/watch?v=3bqQ5BoomjQ