Potion: extraordinary behemoth potion and etched aquamarine eye.
Oceanus Hesperos: 46.8k, 35.9k
Deep-Chasm Matriarch is a deep-chasm octopus. She cons orange to 50. If she's not up at her location, kill the two placeholders (ordinary deep-chasm octopi) until she spawns. The placeholders range in level from 50 to 55. Deep-Chasm Matriarch was added to the game in version 1.70.