Santo in the Vengeance of the Mummy

Santo in the Vengeance of the Mummy (1971) is a action, horror, science fiction directed by René Cardona rated 4.9/10.

When Santo accompanies a troupe of archaeologists in the search for Aztec artifacts, they find the Mummy of an Aztec who leaves a warning to those who tamper with his resting place. The adventurers ignore the warning, and before long, the Mummy starts bumping them off one-by-one with his bow & arrow.