The Aboleth is an amphibious monster from the Upside Down that has taken to kidnapping unsuspecting children and pulling them down into the waters of the lake, and it’s lair, where a breach to the Upside Down has formed.
Update - 27 Dec 2021
The Aboleth, an amphibious creature found within the lake of Hawkins. It’ll definitely cause some trouble for our gang.
Studies/expanding on idea:
Shape and colour concepting: