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Roll20 Marketplace Product

Crystalline Corruption

Author: MonkeyDM

Addon: Content which can be added into any game - new or existing!

Price: $5.99

Survive the Jaws of Crystal Monsters

The Great Heist is a Fifth Edition adventure optimised for three to six characters of 14th level. Full of crystals, constructs, fey trickery, and one pissed off gem dragon.
Helpless elves, magical traps, terrifying monsters and phantasmagoric loot meet in this adventure. You’ll find Pages upon pages of pure Adventuring Goodness, full of possibilities and tension, this adventure will delight your players. On top of that it’s a high level adventure, which many don’t get to play often, perfect for trying that perfect character you’ve been dreaming of. It can be adapted to fit any campaign, so long as fey or elves exist in your setting !


Over their many journeys, the adventurers have traveled through the Forest of the Ethlezelli. The Ethlezelli, a tribe of spiritual elves, have even aided the adventurers when in need. Now, a scary message shifts the tides... Waves of corruption have swept the land turning peaceful creatures into vicious crystalline monsters. The party will have to survive the trial of the Ethlezelli Gates and prove themselves in this jaw-clenching adventure !


MonkeyDM built all of these features and benefits into the adventure:

Quick Guide

System: D&D 5E
Starting Level: 14
Length: 3-5 hours
Installation: Add-On
Sheet: D&D 5E by Roll20


Install this Add-On via the dropdown menu in the Game Addons section of the Game Details Page. Select Crystalline Corruption and click on the blue Add to Game button beside the drop-down menu.

Bug and Technical Issue Reporting

If you encounter any bugs or technical issues with this adventure or any other MonkeyDM adventure, visit the Bug Report Page and let us know!

i Can only be used with Roll20; cannot be downloaded.

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License: Roll20 End User License Agreement
(Personal Use Only, Do Not Distribute)