Bring DOWN the console and enter “sv_cheats 1”.
- cl_drawhud: removed
- Wire frame models: mat_wireframe1
- Only objects effected by physics are wireframe: vcollide_wireframe 1
- Draw game triggers: showtriggers_toggle
- Draw normal maps: mat_normalmaps 1
- Draw surface materials: mat_normals 1
- Turn off bump mapping: mat_fastnobump 0
- impulse 200: removes weapon model from the screen