G424      STAGE protection. A ROBOT may not contact (either directly or transitively through a GAME PIECE CONTROLLED by either ROBOT and regardless of who initiates contact) an opponent ROBOT if either of the following criteria are met: 

G404      Only close shots in AUTO. In AUTO, a ROBOT whose BUMPERS are completely outside their WING may not cause a NOTE to travel into or through their WING such that the NOTE enters the WING while not in contact with that ROBOT.

G406      *ROBOTS: use GAME PIECES as directed. A ROBOT may not deliberately use a GAME PIECE in an attempt to ease or amplify a challenge associated with a FIELD element.

G423      SOURCE/AMP ZONE protection. A ROBOT may not contact (either directly or transitively through a GAME PIECE CONTROLLED by either ROBOT and regardless of who initiates contact) an opponent ROBOT if any part of either ROBOT’S BUMPERS are in the opponent’s SOURCE ZONE or AMP ZONE.