Here's Some Cheat Codes You Can Use In Sonic Mania – NintendoSoup

Recently, cheat codes have been discovered in Sonic Mania, and there's now a way to use them.To use the cheat codes, first enter Mania Mode and go to 'No Save'. Next, hold Y, and select 'no save'.

Cheat Codes Discovered in Sonic Mania Plus! We Test Them Out!

SEGA Plaza Reveals Pokemon Prizes For July 2018 – NintendoSoup

Sonic Mania, A Gamer's Cheat Codes Wiki

Sonic Mania cheats: Level Select, Debug mode, Super Peel Out, and other secrets explained

Sonic Mania Cheat Codes! (Nintendo Switch)

There's A Connection Between Sonic Mania And Sonic Forces – NintendoSoup

I listed the stuff Headcannon seemed to want to add to Sonic Origins' version of S3&K but couldn't, alongside the collection's bugs, oddities, inconsistencies between games and missing remaster content. : r/SonicTheHedgehog

Sonic Mania, A Gamer's Cheat Codes Wiki

Sonic Mania Cheats - All Cheat Codes, What They Do, and How to Use Them - Guide

News - September, 2019

Sonic Mania & Sonic Mania Plus, Switch

Sonic Mania Cheats, Codes, and Walkthrough

Sonic Mania Cheat Codes (Just like the Old Days) : r/NintendoSwitch