1.
![Undertale - "Disbelief [Interstellar Retribution]" [Phase 1] NITRO Remix Cover Art](https://i.audiomack.com/timtimizhere/f1f7a8168b.webp?width=160)
Undertale - "Disbelief [Interstellar Retribution]" [Phase 1] NITRO Remix
2.
![Undertale - "Megalo Strike Back X Interstellar Retribution" [Phase 2] NITRO Cover Art](https://i.audiomack.com/timtimizhere/e2f38218dd.webp?width=160)
Undertale - "Megalo Strike Back X Interstellar Retribution" [Phase 2] NITRO
3.
![Undertale - "But The Earth Grew A Spine + Backbone" [Phase 3] NITRO Remix Cover Art](https://i.audiomack.com/timtimizhere/480ebe08b6.webp?width=160)
Undertale - "But The Earth Grew A Spine + Backbone" [Phase 3] NITRO Remix
4.
![Undertale - "Final Chance" [Phase 4] NITRO Remix Cover Art](https://i.audiomack.com/timtimizhere/1031d3ecfd.webp?width=160)
Undertale - "Final Chance" [Phase 4] NITRO Remix
5.
![Undertale - "Painful Retribution" [Phase 5 Hardmode] NITRO Remix Cover Art](https://i.audiomack.com/timtimizhere/ecb459ab8a.webp?width=160)
Undertale - "Painful Retribution" [Phase 5 Hardmode] NITRO Remix
