New Super Mario Bros. U / New Super Luigi U
New Super Mario Bros. U / New Super Luigi U 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.
57 mods · newest update 10 Sep 2026
- New Super Mario Bros. U Unlimited Editionby SuperMarioRenFull Mods / Other/Miscupdated 4 mo ago
- Super Mario Castle 3by Arceus - NSMBFull Mods / Small (1-2 Worlds)updated 4 mo ago
- New Super Kano Bros. U 2.0by Kano2529Full Mods / Large (6-9 Worlds)updated 5 mo ago
- Luigi & The Isles of Springby PayanicaFull Mods / Small (1-2 Worlds)updated 6 mo ago
- Super Mario: Maplewood Migrationby PayanicaFull Mods / Small (1-2 Worlds)updated 6 mo ago
- Super Mario Heatwavesby ClyexFull Mods / Small (1-2 Worlds)updated 7 mo ago
- Huebi's Adventureby OfficialLonelyBoyFull Mods / Small (1-2 Worlds)updated 6 mo ago
- KingBob Super Mario Bros. Uby King bob (:Full Mods / Small (1-2 Worlds)updated 2 mo ago
- NSMBU+NSLU 100% Saveby TallyBoiSavesupdated 7 mo ago
- New Super Sex Mod U + Sad Fucking Green Manby InferiorPolionFull Mods / Large (6-9 Worlds)updated 8 mo ago
- Super Mario Sun Eruptionby JerrytendoFull Mods / Medium (3-5 Worlds)updated 8 mo ago
- NSMBU but the floor is lavaby BowManakinFull Mods / Other/Miscupdated 2 mo ago
- Koopa ice fort levelby Ghost5058974Levelsupdated 10 mo ago
- my first level lolby FsrdgjdLevelsupdated 10 mo ago
- Super Mario Poison Forestby fortcrxyFull Mods / Small (1-2 Worlds)updated 11 mo ago
- The Worst New Super Mario Bros. U hack ever madeby LPcatkFull Mods / Large (6-9 Worlds)updated 11 mo ago
- Mario U in the Dark (2025 Update)by Connor Plays GamesFull Mods / Medium (3-5 Worlds)updated 12 mo ago
- GamerGio's Very Cool Level Packby GamerGioFull Mods / Small (1-2 Worlds)updated 10 mo ago
- TTGAMER'S MODby TtGamer15Levelsupdated 13 mo ago
- Super Mario Forested Worldby GoldbrockenFull Mods / Small (1-2 Worlds)updated 15 mo ago
- Volcanic Super Luigi Uby WillyMakerFull Mods / Small (1-2 Worlds)updated 15 mo ago
- Flip Panel Demo Levelby NapikinsLevels / Other/Miscupdated 15 mo ago
- WillyMaker's Super Mario Evolution Level Packby WillyMakerFull Mods / Large (6-9 Worlds)updated 16 mo ago
- Super Tofu Bros. U Demoby UhhhIDKAnoNymousiguessFull Mods / Other/Miscupdated 16 mo ago
- Mario One Day Escapade 2by DayownerFull Mods / Small (1-2 Worlds)updated 18 mo ago
- Mario One Day Escapadeby DayownerFull Mods / Small (1-2 Worlds)updated 18 mo ago
- [CANCELLED] Colourful Super Mario Bros. Uby LouisTendoFull Mods / Small (1-2 Worlds)updated 10 mo ago
- Marv´s New Super Mario Bros. Uby TweeksOnYTFull Mods / Small (1-2 Worlds)updated 19 mo ago
- P Switch Panicby ResidentNintendoNerdLevels / Other/Miscupdated 21 mo ago
- New Super Mario Bros. U Pretendo UIby SpletzUIupdated 23 mo ago
- Luigi's Lost Levelsby RimeaFull Mods / Small (1-2 Worlds)updated 21 mo ago
- Darkness Mario Uby Connor Plays GamesLevelsupdated 2 y ago
- NSMBU COMMUNITYby LUMANORELevelsupdated 2 y ago
- Huckit's KO Arenaby ResidentNintendoNerdLevels / Other/Miscupdated 2 y ago
- Baseplateby TheDeviousOrangeToadFull Mods / Other/Miscupdated 3 y ago
- Perilous Castle Descentby ResidentNintendoNerdLevels / Other/Miscupdated 3 y ago
- Super Mario Early Escapadeby DayownerFull Mods / Small (1-2 Worlds)updated 18 mo ago
- NSMBU But the Enemys quit their Job.by GermanGamerGuy25Full Mods / Other/Miscupdated 3 y ago
- Perfect Bingoby Dr. YoshiLevelsupdated 4 y ago
- Cloudy Super Mario Bros. U 2by RimeaFull Mods / Medium (3-5 Worlds)updated 4 y ago
- DsFanboy's NSMBU Packby DsFanboyFull Mods / Small (1-2 Worlds)updated 4 y ago
- New Super Mario Bros DS Deluxe | GrassLand 1-1by ZDumpzLevelsupdated 5 y ago
- Super Mario Sunrise World 7 Stagesby TeltixxxFull Mods / Other/Miscupdated 4 y ago
- Aerial Plainsby techmuseLevelsupdated 5 y ago
- Wooded Super Mario Bros. Uby Dr. YoshiFull Mods / Small (1-2 Worlds)updated 5 y ago
- My testing stageby Baron StijnLevelsupdated 5 y ago
- Volcanic Super Mario Bros. Uby WillyMakerFull Mods / Small (1-2 Worlds)updated 5 y ago
- Volcanic Super Mario Bros. U 2by WillyMakerFull Mods / Small (1-2 Worlds)updated 5 y ago
57 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.