G418      *This isn’t combat robotics. A ROBOT may not damage or functionally impair an opponent ROBOT in either of the following ways:

G421      *Don’t collude with your partners to shut down major parts of game play. 2 or more ROBOTS that appear to a REFEREE to be working together may not isolate or close off any major element of MATCH play.

G419      *Don’t tip or entangle. A ROBOT may not deliberately, as perceived by a REFEREE, attach to, tip, or entangle with an opponent ROBOT.

G411      *ROBOTS must be safe. A ROBOT may not pose an undue hazard to a human, an ARENA element, or another ROBOT in the following ways: