Please note this is the NTSC version of the game which is fully compatible with PAL systems  Celebrate 20 years of Sonic the Hedgehog with Sonic GenerationsSonic Generations is the highly anticipated video game title to celebrate Sonic the Hedgehog&39;s 20th Anniversary Delivering the definitive gaming experience for Sonic fans old and new Sonic Generations sees Sonic the Hedgehog playable as both the much loved classic 1991 character and the modern day video game hero he has become in this exciting new fast paced adventureSet across three defining eras from 20 years of Sonic the Hedgehog video game history the instantly recognisable environments of Sonic Generations have been re-built in stunning HD and are now playable in both classic side scrolling 2D from 1991 as well as modern 3D style found in Sonic&39;s most recent adventuresEach incarnation of Sonic in Sonic Generations comes complete with his trademark special move Spin Dash and Spin Attack for Classic Sonic and Homing Attack and Sonic Boost for Modern Sonic An innovative new interactive menu system allows for complete immersion in Sonic&39;s universe with favourite characters and hidden treasures gradually being revealed throughout the gameSonic&39;s universe is thrown into chaos when a mysterious new power creates ‘time holes&39; which pull him and his friends back through time As a result he encounters some surprises from his past history including Classic Sonic Sonic as he appeared in 1991 Modern Sonic and Classic Sonic must defeat this strange new enemy save their friends and find out who really is behind this diabolical deedTwice the fun Play as both Classic Sonic and Modern Sonic in the ultimate Sonic experience Master the moves of each character as they race through each environment on their own designed built trackThe best bits just got better Iconic environments from gaming history come to life in beautiful HD for the ultimate Sonic adventure each revisited recreated and re-imagined with stunning resultsAll new experience Play some of your gaming&39;s most iconic environments in a whole new way with famous Sonic stages presented in stunning new stereoscopic 3DUnlock new adventures Once you complete each level and &39;free&39; Sonic&39;s captured friends you&39;ll get to go back and take on more challenges with them at your sideInfamous bosses and rivals Take on some of the most notorious characters from Sonic&39;s past as you fight for ultimate supremacyMaster your moves Master Classic Sonic&39;s famous spin-dash attack and utilise Modern Sonic&39;s &39;Boost&39; as you complete all new tracks