Literally just the different instruments in each song, but they cut out and come back in like a song, instead of in response to player input, like in the game

Link to vini64 https://www.youtube.com/channel/UCGuiKL6tFPxKtPI0zdGvXog

Super Mario Maker 2 Editor OST - SM3DW Snow (Mix by vini64)

Donkey Kong Country Returns Music Simian Segue Returns Cave Overworld

Kirby's Dream Buffet OST

039. Main Course ~Kirby's Star Stacker - Vs. Chek Kawasaki And Grill~

Mega Man Unlimited's soundtrack was composed by Kevin Phetsomphou (symfonikev), Philippe Poulin (MegaPhilX), and Yan Thouin (ThunderThouin).

Megaman Unlimited Original Soundtrack

Starfield Disarray (Comet Woman Stage)

ALL CREDIT GOES TO DOMINIC NINMARK FOR THE CREATION OF THIS SOUNDTRACK.

Gravity Circuit Original Soundtrack

Gravity Circuit - Farewell

Sonic Superstars OST - Emerald Power (Extra) (Beta)

A reconstruction of the Sonic OVA's original soundtrack, including an instrumental version of Look Alike.

This album is prone to receive updates or changes at any time.

Tadaa!

All the sounds within the sound test in Sonic Mania

Starfield Disarray (Comet Woman Stage)

Neat1Up