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StackmonNewsPatch 9.0.84
Game update

Patch 9.0.84

Stackmon · published 25 Aug 2026, 01:59 UTC

All newsPlayers around this dateRead on Steam

New Patch Now Live!

Hi everyone,

We’ve just released a new update on Steam. Thank you to everyone who reported these issues and helped us track them down!

Patch Notes v9.0.84

• Fixed achievements not completing correctly.

• Fixed issues that could happen after winning arenas.

• Fixed several freeze issues.

• Fixed leader events appearing on routes where they should not appear.

• Fixed wild Stackmons not receiving their intended attributes.

• Fixed Stomp ability not showing its duration.

• Fixed Swim ability not working on some ponds.

• Fixed treasure chests not stacking.

• Fixed Adventurer causing Stackmons and medals to disappear.

• Adventurer now accepts the Soot Medal.

• Rock Egg now works on Incubator +2.

• Builder can now accept some upgraded buildings.

If you have a moment, consider leaving a review on Steam. It helps us more than you might think 😊

More from Stackmon

Other announcements

All news
Game update17 Sep 2026Patch v9.0.97Hi everyone, We’ve just released a new update with some balancing changes, quality-of-life improvements and bug fixes! Patch Notes v9.0.97 • Fishing now has an affinity with Water Stackmons. • The Essence Machine now requires 2 Essence instead of 1 when upgrading Essences. • Equal Recipes from different upgraded buildings now only have 1 entry on Recipe Lists. • Fixed Adventurer tasks not start…Game update8 Sep 2026Patch Notes v9.0.91Hi everyone, We’ve just released a small hotfix! Patch Notes v9.0.91 • Fixed an error that could occur when loading the Stackpedia. • Fixed Houses becoming unstacked when loading a save. Please update the game to get the latest version. Thank you for playing Stackmon!Game update5 Sep 2026Patch 9.0.901Hi everyone, we have just released a fix for a bug that was caused by the last patch. Patch 9.0.901 -Fixed Null Reference that was making some save files not load. Please update the game and let us know if anything else is happening with your game. Sorry about the inconvenience.