A Superhero/villain Double Personality (2 Words)

This page is the CodyCross answer for the clue below from Brazilian Tour, Group 774, Puzzle 1 (Paulo Freire).

Question is: A Superhero/villain Double Personality (2 Words)

and the answer is: ALTEREGO

Word Meaning:

ALTER EGO — An individual's alternate personality or persona; another self.

Definitions from Wiktionary.

A superhero/villain double personality (2 words) — CodyCross Answer | CodyCross Solutions