FNF: Big Engine Brawl

Rating:4.6 (127 votes)
Released:November 30, 2025
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

Choo-Choo into Rhythm:FNFBig Engine Brawl

All aboard the Island of Sodor for a chugging good time!FNF: Big Engine Brawlis a fully voice-acted Friday Night Funkin’ mod that brings the beloved world ofThomas & Friendsto life through rhythm. AsBoyfriendandGirlfriendsneak onto the North Western Railway in disguise, they'll face off against some of the most iconic engines from the series — including Thomas, Henry, James, and even Sir Topham Hatt himself.

This mod stands out with its custom UI, handcrafted story cutscenes, and a soundtrack that’s as memorable as the characters themselves. Whether you're a longtime fan of the Railway Series or just here for a fresh FNF experience,Big Engine Brawldelivers a charming, locomotive-loud ride.

Story & Gameplay

InBig Engine Brawl, players take on the role of Boyfriend and Girlfriend as they infiltrate the Island of Sodor. But this isn't your average field trip — things quickly escalate into a full-blown musical showdown with the island's most famous residents. With each song, you'll dive deeper into the lore, facing off against different engines, each with their own unique style and challenge.

The mod features a full week of story-driven content, complete with fully voiced cutscenes that bring theThomas & Friendsuniverse to life. The character designs and animations are carefully crafted to stay true to the source material, while still feeling fresh within the FNF framework.

Tracklist: All Aboard the Beat

The mod's soundtrack is one of its biggest highlights, featuring a mix of high-energy originals and creative remixes. Each track is tied to a specific character or event, making the experience both immersive and dynamic. Here’s a look at the full tracklist:

Main Week Songs

  • Puffball– Thomas the Tank Engine
  • Flying Kipper– Henry the Green Engine
  • Splendid– James the Red Engine
  • Indignation– Gordon the Big Engine
  • Confusion and Delay– VS Sir Topham Hatt

Bonus Tracks

  • EndlessRemix
  • Monochrome Remix
  • Ugh Remix
  • Godrays Remix
  • Old Reliable
  • Loathed (Gordon vs Alfred)

Each song is expertly charted to match the tone and tempo of the character, giving players a unique rhythmic challenge in every encounter.

Credits: The Crew Behind the Steam

FNF: Big Engine Brawlis the result of a massive collaborative effort. From voice actors to animators, musicians to programmers, the team behind this mod has poured their passion into every detail. Here's a breakdown of the key contributors:

RoleContributors
DirectorsDirectorsronbrazy, Jackorange
ProgrammersBroster, DuskieWhy
Lead Artists/AnimatorsSpaceboid, CybbrGhost, Miyno_, SeaSwine9, Chunko, Minuil, Rafael, KDiamondHeart, sketchygirl711, lofiorsomethin, typic
MusiciansDPZmusic, The Old Guard’s Van, SplendidStudios
Voice CastAndyJoeS, Plongo, OvalFrankie, SteamySudric, Stephenson’s Wolf, thetrainnerrd
CharterCerbera
Special ThanksAstral Lane,Mattel, Millxr-, Speedz, ChrisGenius17, 4Axion, Reverend W. Awdry, Britt Allcroft, David Mitton, Mike O’Donnel & Junior Campbell, skarloey123, Sodor Island 3D

Game Engine & FNF Credits

The mod runs on the base FNF engine, with contributions from a number of talented developers and artists. Credit goes to:

  • ShadowMario– Main Programmer
  • bbpanzu– Additional Programmer
  • RiverOaken– Main Artist/Animator
  • And the entire FNF community and GitHub contributors

As for the originalFriday Night Funkin’creators:

  • ninja_muffin99– Programming
  • PhantomArcade3k and evilsk8r– Art
  • kawaisprite– Music
  • And all GitHub contributors

Play Anywhere with Web Port

Want to playFNF: Big Engine Brawlbut stuck on a low-end PC, Chromebook, Mac, or Linux? The mod is now available via a web-optimized port, making it more accessible than ever. Just keep in mind that due to platform limitations, some features or mechanics may differ slightly from the original PC build. For the full experience, downloading the desktop version is always recommended.