Unlock Race Suits 
     This is how to unlock different suits for characters.

Unlockable:                   How to Unlock:

Sonic's Race Suit             Run 15,000 meters with Sonic 

Sonic's Black Tie Suit        Beat Shadow 20 times in any mode 
                              with Sonic 
                              
Knuckles's Race Suit          Attack any rival 50 times with Knuckles 

Knuckles's Gladiator Suit     Beat Rouge 20 times in any mode 
                              with Knuckles 

Shadow's Mercenary Suit       Beat Sonic 20 times in any mode 
                              while using Shadow 

Shadow's Race Suit            Use Shadow's Chaos Control 20 times. 
 
Silver's Race Suit            Use Silver's Signature Move 
                              on any Rival 20 times 

Silver's Cyber Suit           Beat Espio 20 times in any mode 
                              with Silver 

Metal Sonic's Mach 3.0 Suit   Successfully copy every Rival's Signature 
                              Moves with Metal Sonic 
                              
Metal Sonic's Jester suit     Beat Tails 20 times with Metal Sonic 

Tails's Ace pilot Suit        Log 3 minutes of fly time with Tails 

Tails's Tiger Suit            Beat metal sonic 20 times with Tails. 

Espio's Race Suit             Use Espio's Signature Move 20 times. 

Espio's Mummy Suit            Beat silver 20 times with Espio 

Rouge's Race Suit             Collect 500 Rings with Rouge 

Rouge's Armor Suit            Beat Knuckles 20 times with Rouge 

Sonic's Ice Suit              Win Sonic Cup in Single Player 

Sonic's Cheetah Suit          Win Sonic Cup in Single Player 

Tails's Captain Suit          Win Tails Cup in Single Player 

Tails's Zebra Suit            Win Tails Cup in Single Player 

Knuckles's Armor Suit         Win Knuckles Cup in Single Player 

Knuckles's Eggman Suit        Win Knuckles Cup in Single Player 

Rouge's Raider Suit           Win Rouge Cup in Single Player 

Rouge's Stealth Suit          Win Rouge Cup in Single Player 

Shadow's 80's Suit            Win Shadow Cup in Single Player 

Shadow's Flame Suit           Win Shadow Cup in Single Player 

Metal Sonic's Circuits Suit   Win Metal Cup in Single Player 

Metal Sonic's Mach2.0 Suit    Win Metal Cup in Single Player 

Silver's Christmas Suit       Win Silver Cup in Single Player 

Silver's Lightning Suit       Win Silver Cup in Single Player 

Espio's Ninja Suit            Win Espio Cup in Single Player 

Espio's Knight Suit           Win Espio Cup in Single Player 


Unlock Different Cups 

Unlockable:                   How to Unlock:

Sonic Cup                     Defeat the Ifrit with Sonic 

Knuckles Cup                  Defeat the Ifrit with Knuckles 

Silver Cup                    Defeat the Ifrit with Silver 

Shadow Cup                    Defeat the Ifrit with Shadow 

Tails Cup                     Defeat the Ifrit with tails 

Espio Cup                     Defeat the Ifrit with Espi 

Espio Cup                     Defeat the Ifrit with Rouge 

Metal Cup                     Defeat the Ifrit with Metal Sonic 


Unlock Different Chao Detectors 

Unlockable:                   How to Unlock:

Zone 1 Chao Detector          Get the High Score in Zone 1 Act 3 

Zone 2 Chao Detector          Get the High Score in Zone 2 Act 3 

Zone 3 Chao Detector          Get the High Score in Zone 3 Act 3 

Zone 4 Chao Detector          Get the High Score in Zone 4 Act 3 

Zone 5 Chao Detector          Get the High Score in Zone 5 Act 3 

Zone 6 Chao Detector          Get the High Score in Zone 6 Act 3