Banzai is a hyena being part of the trio with sidekick Shenzi and Ed. He is seen firsty in the Elephant grave yard, on a mission from Scar to attack Simba and Nala. Unfortuantly for the trio, Mufasa came just in time to protect the 2 young lion cubs.
Banzai is also seen falling into a pit of thorns when chasing after Simba.
He is only seen in The Lion King and The Lion King 1/2
* It is revealed in musical that Banzai's father was killed by Sarafina.