|Affiliations||Tetramand Prisoner (formerly)|
|Powers and Abilities|
|Abilities|| Control of the Megacruiser|
|Voice Actor|| Armin Shimerman (Original Series)|
Dee Bradley Baker (Omniverse)
|First Appearance||Grudge Match|
Slix Vigma is an alien robot that first appeared in Grudge Match.
Slix Vigma was traveling through the universe capturing aliens and was using them to fight for the amusement of the galaxy. He teleported the aliens into his ship where using electronic implants he forced them to fight in arenas against each other. These illegal fights has been watched by a huge audience.
In Grudge Match, Slix Vigma controlled the Megacruiser and used it to attract the alien public to gladiator-like fights. He kidnapped both Kevin 11 and Ben to fight him after he observed them fighting on Earth. Ben used Upgrade to overpower him, although it was a little hard to take control of him, leading to Kevin 11 ultimately destroying him.
- Grudge Match (first appearance; destroyed)
Ben 10: Omniverse
- No Honor Among Bros (first re-appearance)