Sonic The Hedgehog 2 Achievements:
Complete the following achievements to award the indicated amount
of Xbox Live Gamerscore points.
Xbox Live Racer (10 gamerscore points):
Win 10 versus zones on Xbox Live.
Super Sonic (20 gamerscore points):
Awarded, when transform to Super Sonic.
Fast Emerald (15 gamerscore points):
Awarded, when completed Emerald Hill Zone 1 less than 35 seconds in
co-op mode or single-player mode.
Fast Chemical (20 gamerscore points):
Awarded, when completed the Chemical Plant Zone 1 in less than 45 seconds.
Extended Super (20 gamerscore points):
Stay in Super Sonic mode for at least 60 seconds.
Emerald Hill (5 gamerscore points):
Awarded, when completed the Emerald Hill Zone 1.
Conquering Time (10 gamerscore points):
Finish the game in less than 60 minutes.
Chaos Master (40 gamerscore points):
Collect all of the Chaos Emeralds.
Chaos Emerald (10 gamerscore points):
Obtain one Chaos Emerald.
Casino (10 gamerscore points):
Get to the Casino Night Zone.
All Multiplayer (5 gamerscore points):
Awarded when play on all 4 multi-player zones.
Win (35 gamerscore points):
Awarded, when complete the entire game.
