Alternating between Miles and Peter in Spider-Man 2 allows players to fight using the different skills of the heroes. Miles' skill tree consists of several iterations of the Venom Shock, while Peter's has his mechanical spider limbs. The combat in Spider-Man 2 is superb, and players can fight in a variety of ways (and dodge).
Spider-Man 2: How To Perfect Dodge
By learning to dodge an attack perfectly, Spider-Man 2 players can take down opponents more easily.