The Catacombs is a location seen in Ben 10 Ultimate Alien: Cosmic Destruction.
The Catacombs look like a dilapidated place. Torches, bats, rats, vases and coffins are seen all around the place. Ghosts can also be seen floating around.
- It is unknown if the Forever Knights were working with Vulkanus.
- The Catacombs is the first level of the game.
- When you break a coffin, the spirits that are released look similar to Big Chill.
- The Catacombs have a connection to the Colosseum.