TF2: Sentry Buster and Mecha Engineer by DarkLitria on DeviantArt
Robotic Boogaloo - Official TF2 Wiki | Official Team Fortress Wiki
Beep Man - Official TF2 Wiki | Official Team Fortress Wiki
Art by manny - Team Fortress 2 - Heavy Bot [Gameplay Concept]
Demoman Robot - Official TF2 Wiki | Official Team Fortress Wiki
Wanna try make a custom of the mecha engineers from tf2 (it's the reason my user name is the robot engineer after all) but I have no clue where to start. I
Engineer Robot doing Conga to hatch | TF2 - YouTube