Manipulate how much hit points do they have before they enter the walkway, choose when to kick or kill them or make them spam silly voice commands You can order them to attack, jump, dodge or strafe. There are loads of different options to customize the playfield, making walkway a good place to practice a wide array of TF2 techniques and general aim.
Tr_walkway is a single player training map for Team Fortress 2, it feaures bots (computer controled players) walking on a track.