Carprin is the first of five NPCs you need to kill in order to get the Bertoxxulous flag. He procs Memory Blur on himself as well as a 3500 point lifetap on his target.
Spawns three friends when aggro'd: Fran Prisoal, Breddan Rutyl, Abroan Drian
Upon his death, Avhi Escron will spawn further inside.