Axel Stone is one of the two main protagonists of the video game series Streets of Rage.
Streets of Rage
Set in 1991, Axel, Blaze, and Adam - three young police officers - used their combat training and different fighting styles to brawl through the city's gangs and reach Mr. X, bating him to death.
Streets of Rage 2
Set in 1992, Axel, Blaze, Max, and Adam's brother Skate discovered that Mr. X was alive, so they fight to reach his new base, where they kill him once and for all.
Streets of Rage 3
They discover that Mr. X is now still alive, but stronger, so Axel, Blaze, Dr, Zan, and Skate kill Mr. X again and save the city from bombs.