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.

R205      *Don’t contaminate the FIELD. Lubricants may be used only to reduce friction within the ROBOT. Lubricants must not contaminate the FIELD or other ROBOTS.

R906      *No unsafe OPERATOR CONSOLES. OPERATOR CONSOLES shall not be made using hazardous materials, be unsafe, cause an unsafe condition, or interfere with other DRIVE TEAMS or the operation of other ROBOTS.

R202      *No exposed sharp edges. Protrusions from the ROBOT and exposed surfaces on the ROBOT shall not pose hazards to the ARENA elements (including NOTES) or people.