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Inconceivable Rat Endeavour

Also known as Inconceivable Rat Endeavour, inconceivable rat endeavour, inconceivable-rat-endeavour

Unconventional and genre-bending puzzler on a hexagonal grid. Rotate tiles to complete sewer style levels. Constantly evolving mechanics. Silly humour. Crazy puzzles.

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Last update

16 Jun 2026

Latest update

AnnouncementPublished 28 May 2026

Timers and move counters are here

Demo patch 2.1.0 is here. The main addition is level timers and move counters. You can see level stats on the map by holding SHIFT or pressing "show stats" button. Those stats will be displayed during levels if you togg…

2 changesMapsGameplayRead announcement

Update history

Browse past updates and patch notes for this game.

8 updates

April 2026
Long time no see, dear ratheads. We're so back with the new demo that is out just now! What you can expect from the demo new levels and mechanics adorable rat characters way better visuals and game feel in general some…2 changesGameplayPatch notes30 Apr 2026
March 2025
Demo patch 1.1.4Fixed alligators getting stuck in level 12 after undoing the move during their movement Changed "turns left" text in level 13 to make it less confusing Level 11 can't be cheesed anymore Some very secret stuffAnnouncementv1.1.42 changesFixGameplay01 Mar 2025
February 2025
Demo hotfix 1.1.3Fixed rat not falling down when ending grappling hook jump on an empty tileAnnouncementv1.1.31 changeFix25 Feb 2025
Demo hotfix 1.1.1Fixed softlock in dialogue level if certain settings data from previous game version was presentAnnouncementv1.1.11 changeFix19 Feb 2025
Gameplay patch 1.1.0This patch brings significant changes to the demo with heavily modified levels and new challenges. Due to issues with gamepad, official support for this input method has been removed. It can be re-enabled in controls se…Announcementv1.1.02 changesGameplayMaps15 Feb 2025
Demo hotfix v1.0.1fixed restart button not working after being hit by an anvilAnnouncementv1.0.11 changeFix03 Feb 2025
Hello ratheads Inconceivable Rat Endeavour Demo version 1.0.0 has just been released. With that in mind, I'd like to tell you a little bit about the direction I'll be taking with the game and what's planned for the full…v1.0.06 changesGameplayBalanceStore03 Feb 2025

Gallery

Timers and move counters are here

April 2026

March 2025

February 2025