Cesaro

Another agent. Specialist on mental warfare, likes to run in on matches and do literally nothing, to psyche down the enemy.

Season 0
A honed martial artist from Switzerland who moved to receive training in Japan after exhausting the capability of his homeland, eventually receiving the title of Dragon.

Episode 2

He works as an agent for Evolution sent to eliminate Kiryu Kazuma and the mysterious person who informs him of Evolution's plans. The struggle of the clash between dragons proves difficult, and Kiryu eventually defeats him.

Episode 14
Kiryu Kazuma takes the lift to the rooftop of Coolsville Hills meeting a mysterious man and the current leader of Evolution Alliance, Rob Van Dam, who is feeling the moment as being now or never to fulfill their goal. Seeing his cowardly tactics in attacking just after Steven's passing, Kiryu doesn't hesitate to fight him. The second chairman of Evolution falls at last, but Kiryu is surprised by his reaction of confusion after mentioning the Sonozaki Family. RVD comprehends what's going on, just as the mysterious man who Kiryu met in the car repair shop shows up, accompanied by none other than Cesaro. Revealing the man to be Stevie Richards, and challenging his allegiance before being shot. Stevie thanks Kiryu for his job dismantling Evolution, and orders Cesaro to end him, without holding back this time. Kiryu, too, was showing his best, as Cesaro recognizes him as the true dragon that he himself isn't, and falls down.