Achieved
Achievement
% of players
Unlock date
YesMiles "Tails" Prower

Become friends with Tails.

99.01%21/03/2019, 05:01:35
YesKnuckles the Echidna

Become friends with Knuckles.

53.64%05/04/2019, 20:22:23
YesAmy Rose

Become friends with Amy.

49.68%07/04/2019, 21:33:27
YesE-102 "γ"

Become friends with E-102.

41.23%08/04/2019, 21:22:55
YesBig the Cat

Become friends with Big.

32.08%08/04/2019, 21:31:17
NoSonic the Hedgehog

Clear the Sonic story.

31.74% 
NoSuper Sonic

Clear all characters stories.

16.73% 
NoThe Adventurer

Get all Emblems in the Adventure Field.

5.86% 
NoChao's Best Friend

Get all Emblems of the Chao Race.

4.48% 
NoSub Game Master

Get all Emblems of the Sub Games.

4.31% 
NoThe Fastest & Strongest

Get Level A on all the Action Stages.

4.14% 
NoThe Perfect Adventurer

Get all 130 Emblems.

3.79% 
NoMetal Sonic

Get all 130 Emblems by playing Sonic Adventure DX.

3.45% 
NoMission All Accomplished

Clear all 60 missions.

2.59% 
NoMetal Sonic Master

Get Level A on all the Action Stages by using Metal Sonic.

2.41% 

    

Achievements last synchronized on 02/05/2019, 22:44.