Sonic the Hedgehog 2 achievements

3.15%

Online Racer

Win 10 versus zones in online play.

5.24%

Xbox Live Racer

You won 10 versus zones on Xbox Live.

7.87%

Conquering Time

Beat the game in under an hour.

11.05%

Super Sonic

Become Super Sonic.

11.05%

Extended Super

Stay in Super Sonic mode for one minute.

11.24%

Fast Chemical

Beat Chemical Plant Zone 1 in under 45 seconds.

11.24%

Chaos Master

Get all the Chaos Emeralds.

16.29%

Win

Beat the game.

19.10%

All Multiplayer

Play all four multiplayer zones.

21.91%

Fast Emerald

Beat Emerald Hill Zone 1 in under 35 seconds in single-player or co-op mode.

38.39%

Chaos Emerald

Get one Chaos Emerald.

38.95%

Casino

Get to the Casino Night Zone.