Nerve Cluster

The Nerve Cluster is an area inside Bowser in Mario & Luigi: Bowser's Inside Story. This area is accessable by Mario and Luigi once Bowser finishes eating the Wiggler's giant carrot, and defeating it. Mario and Luigi come here to find stop a pain in Bowser, which is caused by Durmite and her Biffidus helpers. Once Mario and Luigi defeat Durmite and the Biffidus, they enter another room with more Biffidus, and find Toadbert on accident.

Enemies in this area

 * Biffidus
 * Durmite (boss)