Nizbel

Nizbel is an enemy monster found in 65,000,000 B.C. in Chrono Trigger. He is the "boss" enemy the player must defeat in the Reptite Lair.

Footsteps! Follow!
In order to get the Gate Key back from Azala, Crono and his party must defeat Nizbel. Upon Nizbel's defeat, Azala gives up the Gate Key and runs away.