A complete overview of the 3D board I built for Gloomhaven scenario 26: Ancient Cistern.

A painting tutorial series for the sewer terrain can be found here:
   • How to Paint Sewer Terrain Part 1: Se...  

Terrain used in this build (Floor tiles, walls, doors, traps, scenic overlays):
Talisman Sabre Terrain: https://www.talismansabreterrain.com/

Additional scenic elements incorporated from the Dungeons and Lasers terrain line.

Miniatures used:
Ooze: Wrath of Ashardalon Gibbering Mouther
Ooze (spawn): Blob Set by RocketPigGames (https://www.drivethrurpg.com/product/...)
Living Corpse: Reaper Bones Ghast
Elites: CMON Zombicide Black Plague Fatty
Night Demon: Dragyri Zephyr by CMON
Black Imps: Demon Hounds by Oshounaminis (https://www.myminifactory.com/object/...)
Elites: Uthuk Y'llan Flesh Rippers by Fantasy Flight Games

Game Fogger: Fog Monster 2