PSOCecil unlocked the Super Sonic achievement in Sonic The Hedgehog 2 (XBLA).

PSOCecil unlocked the Extended Super achievement in Sonic The Hedgehog 2 (XBLA).

PSOCecil unlocked the Chaos Master achievement in Sonic The Hedgehog 2 (XBLA).

PSOCecil unlocked the Fast Chemical achievement in Sonic The Hedgehog 2 (XBLA).

PSOCecil unlocked the Win achievement in Sonic The Hedgehog 2 (XBLA).

PSOCecil unlocked the Casino achievement in Sonic The Hedgehog 2 (XBLA).

PSOCecil unlocked the Chaos Emerald achievement in Sonic The Hedgehog 2 (XBLA).

PSOCecil unlocked the Fast Emerald achievement in Sonic The Hedgehog 2 (XBLA).

PSOCecil unlocked the Emerald Hill achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Fast Emerald achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Super Sonic achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Extended Super achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Fast Chemical achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Chaos Master achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Chaos Emerald achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Win achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the All Multiplayer achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Emerald Hill achievement in Sonic The Hedgehog 2 (XBLA).

laorik unlocked the Casino achievement in Sonic The Hedgehog 2 (XBLA).

NintendoRev unlocked the All Multiplayer achievement in Sonic The Hedgehog 2 (XBLA).

NintendoRev unlocked the Fast Emerald achievement in Sonic The Hedgehog 2 (XBLA).

NintendoRev unlocked the Emerald Hill achievement in Sonic The Hedgehog 2 (XBLA).

NintendoRev unlocked the Casino achievement in Sonic The Hedgehog 2 (XBLA).

biogrim unlocked the Casino achievement in Sonic The Hedgehog 2 (XBLA).

DJDarkViper unlocked the Chaos Emerald achievement in Sonic The Hedgehog 2 (XBLA).

DJDarkViper unlocked the Win achievement in Sonic The Hedgehog 2 (XBLA).

DJDarkViper unlocked the All Multiplayer achievement in Sonic The Hedgehog 2 (XBLA).

DJDarkViper unlocked the Fast Emerald achievement in Sonic The Hedgehog 2 (XBLA).

DJDarkViper unlocked the Emerald Hill achievement in Sonic The Hedgehog 2 (XBLA).

DJDarkViper unlocked the Conquering Time achievement in Sonic The Hedgehog 2 (XBLA).