Multiple Mirror Effects in Movies

My Name is Nobody (1973)

Spoiler Alert !

Some of these pictures and descriptions may give away plot details that you might not want to know before watching the film.
 
screenshot screenshot screenshot
screenshot screenshot screenshot

In a town hosting a carnival, Nessuno, aka Nobody, lures some gunfighters into the "Mirror House," a building full of mirrors, where he taunts them into shooting his many reflections instead of himself.

The scene starts at about 1:05:20.