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Season guide

Dimension 20: Mice & Murder

10 episodes Premiered Apr 7, 2021 Updated Oct 17, 2026

Dimension 20 is an anthology series produced by and broadcast on the platform Dropout. Created by Brennan Lee Mulligan, the show features a format where the setting and cast change between seasons, with most games utilizing the Dungeons and Dragons 5th edition ruleset. In this specific side quest installment of the series, the narrative follows a group of critters who find themselves caught up in the investigation of

Previously on Dimension 20

Season 9 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Dimension 20 is an anthology series where the setting and cast change with each new season.
  • ⚡ The show is created by and generally hosted by Brennan Lee Mulligan, who acts as the Dungeon Master.
  • ⚡ Gameplay typically utilizes the Dungeons and Dragons 5th edition ruleset to facilitate the narrative.
  • ⚡ The series features a rotating cast of comedians and professional gamers participating in tabletop role-playing adventures.
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Season overview

Dimension 20 is an anthology series produced by and broadcast on the platform Dropout. Created by Brennan Lee Mulligan, the show features a format where the setting and cast change between seasons, with most games utilizing the Dungeons and Dragons 5th edition ruleset. In this specific side quest installment of the series, the narrative follows a group of critters who find themselves caught up in the investigation of a murder. The central conflict arises when this crime occurs during a party that the characters are attending. As the story unfolds, the group must navigate the circumstances of the event to solve the mystery. The program blends comedy with tabletop role-playing games, a hallmark of the series overseen by Mulligan, who serves as the regular Dungeon Master. The production brings together comedians and professional gamers to participate in these improvised adventures. This season maintains the show's established structure of episodic storytelling within a rotating anthology framework, focusing on the specific interactions and problem-solving efforts of the critter protagonists as they address the sudden and unexpected death that disrupts their social gathering.

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Season 9 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 9 Progress Shield

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Binge Efficiency Engine

Season 9: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

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Mytharc (3): Crucial lore & season climaxes
Core (7): Character development & subplots
Side Quest (0): Standalone / filler
S9·E1 Mytharc

It was a Dark and Stormy Night

Apr 7, 2021 · 105 min

On the eve of his 60th birthday, Squire Brockhollow holds a celebration at Roam Hall.

S9·E2 Core

A Scandal in Britannia

Apr 14, 2021 · 145 min

Mysteries abound! As a storm gathers, tensions rise in Loam Hall and nefarious plots unfurl.

S9·E3 Core

A Time for Clues

Apr 21, 2021 · 121 min

In the wake of a harrowing act of violence, the guests at Loam Hall investigate the bloody scene.

S9·E4 Core

The Stabber of the Evening

Apr 28, 2021 · 112 min

Suspicion brings the sleuths together, but secrets may tear them apart.

S9·E5 Core

The Eye of the Storm

May 5, 2021 · 100 min

The sleuths split up to cover more ground. New dangers present themselves.

S9·E6 Core

Busted

May 12, 2021 · 144 min

Daisy discovers a horrifying vision. Buckster makes his case. New suspicions are drawn.

S9·E8 Core

Outfoxed

May 26, 2021 · 83 min

More blood is spilled in Loam Hall. The sleuths come to a new realization.

S9·E9 Mytharc

The Belly of the Beast

Jun 2, 2021 · 130 min

The sleuths descend deeper into Loam Hall, and began to unravel the mystery.

S9·E10 Mytharc

Unfinished Business

Jun 9, 2021 · 167 min

The sleuths make a plan to defeat the villains, save the guests, and solve the mystery.

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