The kamadan and the kamatlan appeared in second edition in for the Maztica setting in the Maztica Campaign Set (1991).
The kamadan appeared in third edition in Dungeon #136 (July 2006).
A kamadan resembles a large leopard, with a long body, a tawny coat, and rosette-shaped spots. Three green snakes, about three feet long each, sprout from each shoulder. A kamadan's tail is like that of any large cat.