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Collection
Undermods by
DeVerge
sasasasa
The Binding of Undertale
v3.9
TBOI x Undertale Crossover Mod
72,762
8,631
7,309
4 years
The Binding of Undertale: The Expansion
v1.7.2
The unofficial official add-on to the Binding of Undertale mod.
7,352
742
589
9 years
Complete Undertale Music Overhaul
v1.4
Replaces the entire soundtrack (Afterbirth included)
3,040
330
86
10 years
June 5, 2025 -
1 month ago
Owning the game on Steam is no longer required to download mods! All you need to do is login with a Steam account and you're good to go.
72,762
8,631
7,309
