Just to show what Martial Arts are similar(not the same) as the arts used by my characters and this all for fun

Crono-
Dragon Vanguard, Balanced Style with Fast strikes and movements, strong defense and deal powerful blows when the time is right
(Hybrid mix of Light Dragon Style and Dark Dragon Style arts)
Similar to: Wing Chun, Hapkido, Taekwondo, and Muay thai

Acker-
Hand of War, Highly Aggresive style made to weak an opponent to deal a powerful and deadly blow
Similar to: Krav maga, Jujustsu, and Kenpo

Lance-
Drago Spear, Style focus on keeping distance and using your body against the your foe
Similar to: Judo and Kick Boxing

Ryder-
Berserk, Style that over whelmed a foe or stops them from harming to user
Similar to: Boxing, Mixed Arts and Kung Fu

Zuma-
Trickiers, Style focus and fast movements to tire an foe
Similar to: Aikido

Abner-
Secret Phantom Arts, Made for assassin warrior hybrid style of fighting, mainly unknown
Similar to: Aikido, Karate Snake and Chun Kuk Do