Alchemical Press

Enter the Mouse World!

A Unique Quest!

A Miraculous Mousey Metamorphosis! is the first thrilling module of the Perils of Portal Lake campaign, where your party of adventurers takes on an unexpected twist—becoming heroic mouse versions of themselves!

As the first module in the campaign, it’s designed as an introduction for DMs and players alike to explore the mouse world as 1st Level characters and become immersed in the mouse world and the lore of Portal Lake.

The adventure starts in the human realm where the party embarks on a pivotal quest: to recover a sacred relic which has been stolen and mysteriously transported into the miniature world of mice. The must undergo a transformative journey, assuming the guise of their diminutive counterparts.

Navigating through the sprawling wilderness, your party enters the quaint hamlet of Braeford, a community perpetually besieged by marauding rat raiders. Their mission unfolds amidst this perilous backdrop, promising a blend of adventure, danger, and unexpected discoveries.



Module Overview
  • Outwit Dangerous Creatures: From cunning river rats to formidable predators such as hawks and cats, the party will face encounters where survival depends on wits and teamwork.
  • Defend the mice of Braeford: Rat raiders are terrorizing this peaceful mouse hamlet. Can you protect them before they burn down the village?
  • Discover Secrets: Explore mysterious caverns, uncover hidden paths, and meet enigmatic NPCs like the revered Druid Mouse.


Why Play as Mice?
  • A Unique Transformation Adventure: Unlike other campaigns, A Miraculous Mousey Metamorphosis! transforms your characters into heroic mice, setting the stage for an imaginative, whimsical adventure!
  • Classic Old-School with a Twist: Designed for classic AD&D and OSR-style gameplay, expect lethal encounters, clever puzzles, and creative strategies to outwit your opponents. Easily adaptable to 5e and other D&D rulesets.
  • Deep and Engaging Lore: The Portal Lake setting is rich with over 100 NPCs, 60 side quests, and dozens of new monsters and magic items for endless possibilities.