Reviewing the game information, I don’t know if I simply missed it or it was not there, but at any rate, what material are the pieces of the ladder made of?
Also, is is permitted to magnetize parts of a robot should the assuming that you are not intending to cause tangling such as an appendage that would grab onto the screws in the top of a goal to aid with alignment and scoring (or if the ladder is steel, for the purpose of helping the robot lock onto the ladder)?
The ladder is made of steel, while the rungs are made of PVC
Magnetizing VEX parts is legal provided no other rules are violated in the process. However this process is neither recommended or encouraged. Also, any team who manages to magnetize parts of their robot and happens to attach to an opposing robot, would be disqualified for intentional entanglement.