Mods / Boss Encounter

• DDreadwyrm Encounterby mino_devA fight against Dreadwyrm Heir from Maiden & Spell! Has a chance to appear instead of Karsi while traveling through the Red Darkhouse. I built this as an example on how to make your own boss battles.6.7k downloadsupdated 2 y ago
• TTouhou-like (V2)by 765611983562386142025/02/17 Released Touhou-like ver.2.0 - Improved the stability of online multiplayer. (However, network errors may still occur in environments with extremely high ping...) - Added new enemies: - Kingdom Outskirts: +2 enemies - The Pale Keep: +1 enemy - Adjusted/modified some enemy bullet patter...5.8k downloadsupdated 27 d ago
• PPractice Any Encounterby grahamUPDATED FOR DLC! This mod lets you replace all encounters with one fight. In multiplayer, only the host needs the mod. By default, this mod will replace all encounters with Eternal Bloom. To change it, open SheetList.csv in any text editor (like Notepad) and change the name that comes after 'Hall...4.2k downloadsupdated 9 mo ago
• WWell-Prepared Rabbitsby 76561198398661360Warning: This mod will make you / your team overpower. Request from friends, only recommend for those players who want a strong start and less rng on run. This mod simply replace outskirt hallways with 3 more chests and 7 more fights, which mean you will definely have more money/levels/items when...3.7k downloadsupdated 2 y ago
• UUnusual Moonlitby 76561198398661360Unusual Moonlit is a Boss encounter mod that allow you to do new fights with your friends! Currently this mod add 21 brand new fights in game, battles support hard / lunar difficulty! I also modified the hallway.csv for them so you will do these when you meet the specific enemies in a normal run....3.0k downloadsupdated 23 mo ago
• PPostboss treasuryby SparrowsDescription Adds new risk-reward mechanic to all your treasure pools by adding more treasure chests, without increasing your total loot you can carry. Now after every mid-stage boss you can open one more treasure, resulting in 3 more attempts to get something good. But beware, once you picked up...2.7k downloadsupdated 9 mo ago
• BBoss Rushby MasoIf you like this mod, please check out the new Boss Rush EX mod, which includes ALL bosses in the DLC. Removes all encounters except bosses. Also adds a special outskirts encounter so you still have gold to buy stuff. I just made this mod to practice vs. Lunar bosses without a 10-15 minute runbac...2.4k downloadsupdated 9 mo ago
• MMore Bossesby PastaPleaseMore Bosses to Fight This mod adds additional bosses into the main game, each boss with their own themes and mechanics. The difficulty is balanced around hard and support both singleplayer and multiplayer. For the meantime, all modded bosses will be based in the Emerald Lakeside. I'll be adding n...1.7k downloadsupdated 2 y ago
• EEncounter Mega Mod v1.1.1by DDRMANIAC007MASSIVE v1 UPDATE NOW LIVE! NOW INCLUDES 60 ENCOUNTERS! v1.1 - Now with Touhou-Like v2! A mod for Rabbit & Steel that combines multiple encounter mods into one single mod. The game does not currently support using more than one encounter mod at a time which gave me the idea for this mod. The...1.5k downloadsupdated 20 mo ago
• RRed Darkhouse Final Boss Practiceby FeeedReplaces the first area with an immediate encounter with the Red Darkhouse area boss Not a balanced mod; only meant to make it easier to practice the fight without having to run it back from the very beginning1.3k downloadsupdated 2 y ago
• CChurchmouse Streets Final Boss Practiceby FeeedReplaces the first area with an immediate encounter with the Churchmouse Streets area boss Not a balanced mod; only meant to make it easier to practice the fight without having to run it back from the very beginning1.1k downloadsupdated 2 y ago
• KKing's Arsenal Final Boss Practiceby FeeedReplaces the first area with an immediate encounter with the King's Arsenal area boss Not a balanced mod; only meant to make it easier to practice the fight without having to run it back from the very beginning1.0k downloadsupdated 2 y ago
• SScholar's Nest Final Boss Practiceby FeeedReplaces the first area with an immediate encounter with the Scholar's Nest area boss Not a balanced mod; only meant to make it easier to practice the fight without having to run it back from the very beginning989 downloadsupdated 2 y ago
• EEmerald Lakeside Final Boss Practiceby Feeed849 downloadsupdated 2 y ago
• MMoonlit Pinnacle Final Boss Practiceby Feeed788 downloadsupdated 2 y ago
• HHalfMetalby 76561198398661360inspired from FullMetal(FM) mod. HalfMetal(HM) is a mod that allow you to meet all the fight this area in one run. The propose of HM is to make new / normal players do all the run with more chill and fun and without breaking game logic! In HalfMetal mod: 1. There are 8 fights in outskirt, 6 in ea...779 downloadsupdated 9 mo ago
• PPale Ghosts - Pale Keep Reworkby QuasarPale Ghosts is a rework of the Pale Keep zone, adding five new fights against the ghosts of Shira's fallen adventuring party. Has Normal and Hard mode difficulties. In the future, I'm planning to add a new final boss as well. Does not have player count specific mechanics, though this may be added...680 downloadsupdated 22 mo ago
• TTassha's revengeby 76561198398661360Tassha get serious! Rabbit not win! This mod includes a custom fight from tassha, its slight harder then vanilla Lunar on the first sight, but once you learn all the mechanisms it will be really chill. The dps is pretty enough, I also modified the hallway.csv so you will do this fight when you me...667 downloadsupdated 2 y ago
• EEncounter Mega Mod Vanilla v1.1.1by DDRMANIAC007MASSIVE v1 UPDATE NOW LIVE! NOW INCLUDES 60 ENCOUNTERS! v1.1 - Now with Touhou-Like v2! A mod for Rabbit & Steel that combines multiple encounter mods into one single mod. The game does not currently support using more than one encounter mod at a time which gave me the idea for this mod. The...601 downloadsupdated 20 mo ago
• UUnusual Moonlit (Vanilla Mix）by 76561198398661360Vanilla Mix version of the Unusual Moonlit. If you want to keep the vanilla battles when playing UM, you can use this mod. See Unusual Moonlit for more details. VMPB version531 downloadsupdated 23 mo ago
• TTassha School Swimsuit Skinby ninja8tyuReplaces Tassha's sprite with one where she's wearing a スク水. Note: Mods that also replace Tassha's sprites such as Armor Break will conflict.517 downloadsupdated 23 mo ago
• BBunny And Bladeby VelariMost recent update: late August, 2026! This mod adds a number of encounters to the game to the game, that will appear instead of some of the encounters you're used to. - Currently has 18 additional fights, with more in future updates as time and inspiration permit. Including boss and mid-boss fig...463 downloadsupdated 2 mo ago
• VVulpisLetizia Encounterby 76561199144881598*在页面下方有中文版的简介* This mod will replace whole Kings arsenal(wolf) zone as VulpisLetizia's personal encounter pattern. VulpisLetizia(天寰冥渊狐，天弥月) is letizia's OC and this is a mod made for friend letizia's birthday. The patterns included in this mod is extremely hard and the difficulty level is above l...402 downloadsupdated 10 mo ago
• BBullet Hell Merranby 76561198398661360This swing will hit for sure.... This mod includes a bullet hell custom fight between different difficulties, there is no enrage in this fight and all you need is to dodge all the bullets and finish the boss! note: Considering some players are bad on dodge bullets, I didn't make a hallway mod to...369 downloadsupdated 2 y ago
• CCucuí Ganon (Mid-Suavemente)by Arctic SoulAdds Cucuí Ganon from Terminal Montage's "Something about" series as a mid-boss before Shira. Works on all difficulties as well as in both single and multiplayer. Sadly you can't edit music with mods in this game.366 downloadsupdated 7 mo ago
• BBoss Rush EXby MasoA more challenging version of my original boss rush mod, which was geared more for practice and speed than actual challenge. - All non-boss encounters removed, replaced with bosses from both vanilla and EXTRA DLC - Kingdom path includes 7 boss battles, a bonus encounter for extra gold, and is som...345 downloadsupdated 9 mo ago
• FFree Outskirtsby LuigiModded so the Outskirts just consists of 1HP fights, so you can grind/practice lunar easier319 downloadsupdated 22 mo ago
• UUnusual Moonlit (Postboss Version)by 76561198398661360Request from Tomeking. Basely does the same thing with Postboss treasury but in mod fight. See Unusual Moonlit for more details.241 downloadsupdated 23 mo ago
• Sstormbeast encounter that's kinda finishedby 76561198839397500significantly more finished replaces illie in the darkhouse 100% of the time does NOT have multiplayer patterns yet, but has patterns for all difficulties has a bonus challenge in the toybox (enc_stormbeast_extra) note: is a normal encounter and not a boss encounter and therefore only uses one at...213 downloadsupdated 23 mo ago
• AAmongus Imposter Encounterby TheFrenziedFishAdds the imposter from hit game amongus as a boss encounter! Replaces Karsi, the ruby dragon with Amongus Imposter Multiplayer and Singleplayer Play with your crewmates or do your tasks alone! Hard Difficulty Balanced for hard, shows up on any difficulty though, so beware! First time making a bos...212 downloadsupdated 11 mo ago
• FFast-shoppingby 76561198398661360Only works on Cute/Normal difficulties! This mod is only make for mod-dev for testing their items which supposed to be shown in shops (potions, upgrades, .etc)188 downloadsupdated 22 mo ago
• HHeishou Packs - You Branch Heathcliff over Shadow Rabbit color 2by 76561198342534642Simple reskin of Shadow Rabbit's second color.121 downloadsupdated 8 mo ago
• BBrelshaza Encounterby rotini123Face off against the legion commander Brelshaza from Lost Ark! Intended for Singleplayer and Multiplayer in hard mode Replaces Saya in Scholar's Nest (Reupload since the original had issues with updating)75 downloadsupdated 9 mo ago

33 boss encounter 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.