0 is normal. 1 has the level in wireframe. 2 has the characters in wire frame. 3 has everything in wire frame. The following bots are available with the -debug command.
Bots usually are only available in a level in which the model appears.
They have to be in lower case. Different numbers are different weapons. 0 is random. 1 is Pulse Rifle. 2 is Flame Thrower. 3 is Smartgun.