ModsHappy Room
Happy Room mods
A mod changes the game itself. It needs something to load it, it may need other mods first, and it only works on the versions its author built it for.
514 mods, most downloaded first · newest update 26 Feb 2026
- To The Moonby mzizzagoes to the moon just give it a coupple tries12.6k downloadsupdated 10 y ago
- MINE ROOMby jxmIt's A Room Full with Mines, go on Sandbox mode, obviously.11.6k downloadsupdated 10 y ago
- how to get every fatality [outdated]by 元.Or1I'm sorry, but this room is extremely outdated and not tested in any of the more recent versions. You can use this room as a blueprint on designing your own achievement unlocking chamber, but this room itself is probably no longer functional. I'll make another if I have time, no promises though....8.7k downloadsupdated 10 y ago
- BEST DAMEGE ROOMby 76561198338835541DAMEGE ROOM!! DO NOT GO INN IT IS REALY DANGERES !!!!!!! TRY IT OUT AND SEE IF YOU LIKE IT :-)6.9k downloadsupdated 10 y ago
- POISONALITY!!!by 76561198341340172POISONALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again -------------------------------------------------------------------------------...3.2k downloadsupdated 9 y ago
- Happy Room Space Programby antvelmTry to make a record from this one2.4k downloadsupdated 10 y ago
- Portalality 2019by HaraldThis will get the Portalality fatality in 2019 after the 2..0 update. It may take 1-5 attempts to work depending on the ingame rpg. Hope this helps!2.2k downloadsupdated 8 y ago
- Catching a birdby JokeRGives a good bump up the air=)2.1k downloadsupdated 10 y ago
- how to winby 76561198331851995this will help you win1.9k downloadsupdated 10 y ago
- MineMineMineby TheSilence1.8k downloadsupdated 10 y ago
- CROSSBOWALITY!!!by 76561198341340172CROSSBOWALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again -----------------------------------------------------------------------------...1.8k downloadsupdated 9 y ago
- CUPCAKEALITYby 76561198389032932I got Cupcakeality on my second try! Room bild by Bob1.7k downloadsupdated 7 y ago
- GRAVITALITY!!!by 76561198341340172GRAVITALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again -------------------------------------------------------------------------------...1.6k downloadsupdated 9 y ago
- Coldweaponalityby Wei-Nan ChenAchievement - Sandbox Master of cold weapons1.5k downloadsupdated 8 y ago
- Mines Mines Minesby DanielThis room is 100% Mines. It has mines on all coverable surfaces. Better then the top one on Steam Workshop1.5k downloadsupdated 9 y ago
- STAKEALITY!!!by 76561198341340172STAKEALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again --------------------------------------------------------------------------------...1.5k downloadsupdated 9 y ago
- EVERY FATALITY 2 (read description for requirements)by road to global :XMy second one as a correction of errors! I couldnt upload the first one cause I saved without a Stake! So He you go! Made in the original mode! Requirments: -all maxed weapons -a steam account -happy room -a good smile -able to subscribe to thread -144herts monitor (60 herts may experience lag an...1.4k downloadsupdated 9 y ago
- Unlock Everythingby dizzy.haleYou just need to load this room and wait some (long) time.1.4k downloadsupdated 9 y ago
- SAWALITY!!!by 76561198341340172SAWALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ----------------------------------------------------------------------------------...1.4k downloadsupdated 9 y ago
- Explosionalityby Wei-Nan ChenAchievement - Sandbox Master of explosion weapons1.4k downloadsupdated 8 y ago
- Funalityby Wei-Nan ChenAchievement - Sandbox Master of miscellaneous weapons1.4k downloadsupdated 8 y ago
- MACEALITY!!!by 76561198341340172MACEALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ---------------------------------------------------------------------------------...1.4k downloadsupdated 9 y ago
- WALLALITY!!!by 76561198341340172WALLALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ---------------------------------------------------------------------------------...1.4k downloadsupdated 9 y ago
- mine to moon 2.0 LazerBeamby 76561198350972091give it a couple of try to get it right and if lucky you will go past the moon1.4k downloadsupdated 10 y ago
- Firegunalityby Wei-Nan ChenAchievement - Sandbox Master of fire guns1.3k downloadsupdated 8 y ago
- PORTALITY!!!(IT SO HARD TO COMPLETE THIS)by 76561198341340172PORTALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ---------------------------------------------------------------------------------...1.3k downloadsupdated 9 y ago
- SHOTGUNALITY!!!by 76561198341340172SHOTGUNALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ------------------------------------------------------------------------------...1.3k downloadsupdated 9 y ago
- BOMBALITY!!!by 76561198341340172BOMBALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ---------------------------------------------------------------------------------...1.3k downloadsupdated 9 y ago
- Portality and Wallalityby TheNikLevBe patient. Press 2x and wait.1.3k downloadsupdated 8 y ago
- PIRANHALITY!!!by 76561198341340172PIRANHALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again -------------------------------------------------------------------------------...1.3k downloadsupdated 9 y ago
- LIGHTNINGALITY!!!by 76561198341340172LIGHTNINGALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ----------------------------------------------------------------------------...1.2k downloadsupdated 9 y ago
- Wallality Achievementby LachrimaeWallality Achievement Room. Start room, make speed 2x and wait until you achieve wallality. Not 100% perfect sometimes getting Sawality. P.S. After start room 5 minute of afk waiting can be necessary. Please be patient and repeat process if not get Wallality. Thanks1.2k downloadsupdated 10 y ago
- always gonna killby 76561198328546436u will get the max u need evry time1.2k downloadsupdated 10 y ago
- BLADEALITY!!!by 76561198341340172BLADEALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again --------------------------------------------------------------------------------...1.2k downloadsupdated 9 y ago
- SPRINGALITY!!!by 76561198341340172SPRINGALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again -------------------------------------------------------------------------------...1.2k downloadsupdated 9 y ago
- LASERALITY!!!by 76561198341340172LASERALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again --------------------------------------------------------------------------------...1.2k downloadsupdated 9 y ago
- PLASMALITY!!!by 76561198341340172PLASMALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again --------------------------------------------------------------------------------...1.2k downloadsupdated 9 y ago
- GRENADALITY!!!by 76561198341340172GRENADALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again -------------------------------------------------------------------------------...1.2k downloadsupdated 9 y ago
- BLACKHOLEALITY!!!by 76561198341340172BLACKHOLEALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ----------------------------------------------------------------------------...1.2k downloadsupdated 9 y ago
- SHURIKENALITY!!!by 76561198341340172SHURIKENALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again -----------------------------------------------------------------------------...1.2k downloadsupdated 9 y ago
- To the Moon!by NeurOZZY1.1k downloadsupdated 10 y ago
- SPIKALITY!!!by 76561198341340172SPIKALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ---------------------------------------------------------------------------------...1.1k downloadsupdated 9 y ago
- FATALITY!!!by 76561198341340172FATALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ----------------------------------------------------------------------------------...1.1k downloadsupdated 9 y ago
- ROCKETALITY!!!by 76561198341340172ROCKETALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again -------------------------------------------------------------------------------...1.1k downloadsupdated 9 y ago
- FIREALITY!!!by 76561198341340172FIREALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ---------------------------------------------------------------------------------...1.1k downloadsupdated 9 y ago
- MONSTALITY!!!by 76561198341340172MONSTRLITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again --------------------------------------------------------------------------------...1.1k downloadsupdated 9 y ago
- MINEALITY!!!by 76561198341340172MINEALITY!!! ------------------------------------------------------------------------------------------------------------------------------ -use in normal -For ALL UPGRADE(most) -sometime it isn"t work plz try again ---------------------------------------------------------------------------------...1.1k downloadsupdated 9 y ago
- Elementalityby 76561199004899048Self explanatory1.1k downloadsupdated 6 y ago
514 mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.