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Sonic the Hedgehog 2 achievements progress.
Clear the Emerald Hill Zone 1.
Bronze
Common
85.6%
6 Guides
Beat Emerald Hill Zone 1 in under 35 seconds in single-player or co-op mode.
Bronze
Ultra Rare
4.7%
6 Guides
Beat Chemical Plant Zone 1 in under 45 seconds.
Bronze
Ultra Rare
1.8%
8 Guides
Get to the Casino Night Zone.
Bronze
Rare
17.6%
6 Guides
Become Super Sonic.
Silver
Ultra Rare
2.2%
8 Guides
Stay in Super Sonic mode for one minute.
Silver
Ultra Rare
2.2%
8 Guides
Get one Chaos Emerald.
Bronze
Rare
16.1%
6 Guides
Get all the Chaos Emeralds.
Gold
Ultra Rare
2.2%
12 Guides
Beat the game in under an hour.
Silver
Ultra Rare
1.1%
12 Guides
Play all four multiplayer zones.
Bronze
Very Rare
8.6%
7 Guides
Win 10 versus zones in online play.
Bronze
Ultra Rare
1.2%
2 Guides
Beat the game.
Bronze
Ultra Rare
3.3%
6 Guides
