Trying to find the title of One movie

hello guys i have been trying to remember the title of one movie which i saw several years 

 ago  and i don't remember it's name only i remember several scenes of this movie and parts of   
the plot of the movie: the movie starts with a funeral scene and suddenly an assassin with

blond  hair and blond mustache hiding there shots one guy & he is been overthrown into the

 hole....

this assassin later on is been betrayed  by a woman who sets him up and some guy capture

 him and put him into a stall while his leg is shot and finally a snake bites him and he is dead

and ind of help would be appreciated

regards

babak

11/12/2019