It's what it sounds like. Check out the original project for actual instructions. I was going to do a really detailed edit with new sprites and whatnot, but realised that would take forever. I think the different soundtrack is still fun though. XD
Songs Used: Main: Thomas the Tank Engine Theme Mob Passive: Game Corner (Pokemon Heartgold/SoulSilver) Miniboss Passive: Run by AWOLNATION (First half) Boss Intro: Robins Chirping Loss: Roundabout by Yes (Short Clip) Coda: Big Enough by Kirin J Callinan (Short Clip) Mob Active: Game Corner (Pokemon Heartgold/SoulSilver) Rip by SilvaGunner Miniboss Active: Run by AWOLNATION (Middle half) Boss: Megalovania by Toby Fox Final Boss: Ultimate Koopa (Super Mario 64) Rip by SilvaGunner