Evil Morty is the darker counterpart to Morty Smith in the animated series Rick and Morty, a version of the character known for his cold intelligence and long-term schemes rather than the usual nervous comedy. That contrast made his theme and related clips popular material for fan edits, where a short ominous cue can signal that a character is not who they seem. Versions like this one circulate on soundboards and short-form video, where creators reuse the mood for twists, villain reveals and dramatic montages long after the episodes first aired.