Gus Grav is the faithful companion of Spectra Phantom and a protagonist in Super Smash Bros. Crossover. He is seen flying the Vestal Destroyer over the artic during the Dark Heroes of Legend's assault on the Skrull homeworld. After Earth leaves the Skrull homeworld and destroys it with the Eclipse Cannon, Gus beams Spectra, Naruto Uzumaki, Gohan, Ben Tennyson, Azula, William Dunbar, Crash Bandicoot, Aku Aku, Sasuke Uchiha, Anubias, and Sellon onto the Vestal Destroyer. Gus then explains to the Skrulls they were able to save that they are truly sorry about what happened to their homeworld and offers hospitality to the Skrulls.
- Gus is the second Vestal to appear in Super Smash Bros. Crossover, the first being Spectra.