2 EXCLUSIVE LEVELS!!! Two exclusive levels built specifically for smartphones using the accelerometer.
NEW MOVES All of Sonic's classic moves are available, including the newer Homing Attack which will add a new level of control and excitement.
CLASSIC SONIC STAGES Race through 4 unique zones containing 4 acts each as well as 7 special stages.
SPECIAL STAGES RETURN A staple of the Genesis-era games, the special stages return allowing fans to collect the 7 Chaos Emeralds and unlock Super Sonic.
REVAMPED CLASSIC BOSS BATTLES Dr. Eggman returns with new and improved mechas and will go berserk when he accumulates damage.

Complete info of Sonic 4™ Episode I, release date, trailer, gameplay, critic and gamer review scores.

Sonic 4™ Episode I Player Reviews