Vector is the main antagonist and the leader of Regulars in Bakugan Battle Brawlers: Battle Trainer. He disguises himself as Professor Trecov. He stole all the Bakugan in the Earth using the Dark Star, his spaceship.
Trivia
- 'Trecov' is the anagram of his real name, Vector.
- In the unused minigame, he is referred to as Dark Neketsu.