John Alexander Luft Mobus, also known as Xander Mobus, is a professional voice actor that has worked on several Team Four Star projects.
- One of Xander's most notable roles is the announcer voice for Super Smash Bros for Nintendo 3DS and Wii U, and Super Smash Bros. Ultimate.
- Xander also voices Joker from the Persona series, who was a DLC character for Super Smash Bros. Ultimate.
- In addition to his role in Team Four Star, Xander has also voiced several character's in the ScrewAttack series Death Battle which included; Lion-o, Robocop, Wolverine, and Agumon (along with Greymon and War Greymon).
- He reprised his Wolverine role during the Deadpool Vs Cell short of which he also voiced Deadpool in.