Customize Battle Mode Avatar in Sonic Superstars Gold Medals also called Coins are an in-game currency for use in the Shop.

There are usually seven to collect in total, and that's exactly how many are hidden in Sonic Superstars. Fret not though, dear reader, because we'll be running through exactly how to collect each one.

Welcome back to our Sonic Superstars Guide. It's time to grab another Chaos Emerald and this time we're going to be checking out Lagoon City, a delightful water-themed level that sees you speeding ...