An Old Enemy Returns is the fourty-third episode of Ben 10: Ultimate Alien.
Air Date[]
June 10, 2011
Plot[]
2 yrs ago, Kevin and Ragnarok battle, while Kevin causes the entire ship to de-stabilize into a vortex. Ragnarok begs Kevin to save him, stating that his father would to. Despite his desperation, Kevin merely takes his key and lets him get sucked into the vortex. In 2011, Outbreak found his father Ragnarok in a chunk of ice dead, so he brings him back to life with a potion of the Fountain of Youth. Now that he has Ultimate Powers, he and his son have a score to settle with Kevin.
Characters[]
- Ben Tennyson
- Gwen Tennyson
- Kevin Levin
- Alan Albright
- Cooper Daniels
- Helen Wheels
- Manny Armstrong
- Pierce
- Julie Yamamoto
- Ship
- Elena Validus
- Kai Green
- Mariella
Villains[]
- Ragnarok
- Outbreak
- Atomic Dynamo
- Argit (cameo)
Aliens used[]
- XLR8
- Swampfire
- Chromastone