"The Black Cube" is an episode of Wander Over Yonder.
Wander convinces a down-on-his-luck villain to spend a day looking on the bright side of things instead of collecting the souls of others.
- This will be the first episode to be fully black-and-white.
- This is the seventh episode where Wander reforms a villain.
- Noel Wells is credited for voicing Lord Dominator in this episode; however, she actually voices Stacy instead (the ex-girlfriend of the Black Cube of Darkness).
- Jack McBrayer as Wander
- April Winchell as Sylvia
- Andy Bean as the Black Cube of Darkness
- H. Michael Croner as Obvious Teen