Bane also known by his real name Tutu'nga Kama'ina is a Hawaiian born Japanese Proffesional Wrestler and Shootfighting specialist who turned to became a criminal aligning himself as Yakuza before leaving Japan for Gotham when he met with batman he immiedealty clashed with batman becuase the dark knight opposed his goal on domination of gotham via Enchacemenet substance trade he himself is on substance called Venom which is direclty injected into his veins while he isnt in battle.