Kenneth Karlsson

Kenneth Karlsson  is a young man who was recruited and chosen by B.O.A.R.D. to use the sealed Category Ace of Spades to become Kamen Rider Blade, a warrior who Kenneth believes is able to fight for and protect humanity.

History
Kenneth, before joining BOARD, was a professor of archeology and anthropology at the University of Royal Woods, but after the undeads were released, he was recruited by board to be a user of the blade system, where Thane met a young biologist and electronic engineer who was chosen as the jagger system shortly thereafter would meet hayley who at first only attended as maintenance manager of the rider and nurse armament but then she became kamen rider amour and next to him began her fight with the undeads