Sonic the Hedgehog is a speed-lover who is always up for a race.Well-known for his legendary cocky attitude, easy-going demeanor and somewhat short temper, yet strong sense of justice, compassion, and love for freedom and adventure, Sonic uses his abilities to protect the innocent from his world and those beyond from the forces of evil, especially his arch-nemesis Dr. Eggman. His gameplay style is usually get to the objective in time. The amount of upgrades he can obtain is 3. Two in Station Square, and 1 in the Mystic Ruins.
Tails is a anthromorphic fox cub born with two tails that he can use to fly.A gentle and sweet-natured soul, Tails was initially timid and lacked courage. After meeting Sonic, however, Tails became more confident about himself, eventually growing up to be a more outgoing, brave and independent individual and a hero in his own right. Since encountering Sonic, Tails has looked up to him and stood by his side, helping him however he can during their adventures.His gameplay style is get to the goal first.(a race) Tails has 2 obtainable upgrades one in Station Square, and the other in Mystic Ruins.
Knuckles is the sole desendant of the knuckles tribe.He is also the current guardian of the Master Emerald. A loner by nature, Knuckles is independent, headstrong and serious, yet gullible and short-tempered to a fault. He is fully devoted to his duty, spending most of his time on Angel Island protecting the Master Emerald, and rarely cares for anything that is not important. When his friends and others are in need of his help, however, Knuckles can always be relied on being willing to leave his post and prove himself a true and good-hearted hero. He is also one of Sonic's oldest friends and rivals.Kunckles gameplay style is collect pieces of the Master Emerald. He has 2 upgrades. Both reside in the Mystic Ruins.
Big is a large, fictional anthropomorphic purple cat.Though, both physically strong and imposing of stature, Big is a gentle and easy-going, though somewhat dim-witted, person with a heart of gold.Big resides deep within the Mystic Ruins, where he spends most of his time fishing in tranquility with his best friend, Froggy. Big is not one for going on grand adventures, preferring his peaceful and quiet lifestyle in the jungle. However, should his friends be in danger or in need of his aid, Big will not hesitate to help out and protect them in any way he can. His gameplay style is to find froggy via fishing. Big has 4 upgrades, two of them found inside the actio stage Ice Cap, two in the mystic ruins.
He is the second E-100 battle robot created by Dr. Eggman, but later gained his own sentience when he learned of friendship from Amy Rose and turned on his creator. He then assumed his own mission to 'free' his robot brethren from Eggman, and succeeded, though at the cost of his own life.Gamma's gameplay involves the player utilizing his missile launcher to destroy enemies and eventually reach a boss/target within a given time limit. The more enemies the player destroys, the larger the score and extension of time for the given level. Gamma has 2 upgrades both found in the egg carrier.