A Caleb custom player model from the classic Blood series of games.
The model was ported to Kingpin from Quake 2 by [GT]Sylacs. Original Quake 2 author is Mike McMillen.
The zipfile contains the Caleb player model and all available skins.
Unzip the files into your kingpin folder and they will be placed in the correct locations.
Start the game and choose the model from the player setup menu.