Written for Old School Essentials the Lake of Abominations Ultimate Hexcrawl is a 284-page smyth-sewn hardcover and contains a region of 98 6-mile hexes replete with monsters dungeons and interesting factions to create a sandbox setting that will keep players busy for months of game time.

Highlights:

- Hex 17.23 The Lake of Abominations. A ruined mage's tower on an island. Includes rules for a simple skill system expanded poison options and an overview of magic item creation.
- Hex 16.24 Forests of Plenty. A small village of sprites plus a bonus hex containing the lair of medusas trying to summon a trapped god. Includes rules for adding spellcasting levels to monsters.
- Hex 17.22 The Village of the Owlfolk. Includes two playable race as class owlfolk plus rules on introducing drugs into your game.
- Hex 18.24 The Deadwoods. The northern tip of the Darkwoods features an undead treant a small goblin village and three goblin race as class options as well as new spells and goblin demographics.
- Hex 18.23 The Trails of Cabulech. This hex is home to a giant snail and a gnoll village and has two playable gnoll race as class options and information on crafting magical items.
- Hex 17.22 The Valley of the Setting Sun. A large goblin village combat maneuvers and rules for crafting charms and fetishes.
- Hex 16.23 The Doom of Cthedrak. An ancient crashed dimensional ship inhabited by a naga and her slaves as well as an orcish outpost. Has two playable orc classes (reaver and warlock).

Also Includes: 

- 82 additional 6-mile hexes populated with lairs and features.
- Guidelines for Referees to create cross-breed creatures.
- A werewolf race-as-class option.
- 10 bonus dungeons waiting to be populated and placed.
- And tons of encounters and interesting features to keep a party occupied for years.