This is a DLC and it requires the base game of the product.
Up the ante in the fight between heroes and villains with Sonic Adventure 2’s Battle Mode DLC!
Upgrade your Sonic Adventure™ 2 experience with six new characters, 21 additional two-player battle maps, and Chao Karate from Sonic Adventure™ 2: Battle!
This is a DLC and it requires the base game of the product.
Up the ante in the fight between heroes and villains with Sonic Adventure 2’s Battle Mode DLC!
Upgrade your Sonic Adventure™ 2 experience with six new characters, 21 additional two-player battle maps, and Chao Karate from Sonic Adventure™ 2: Battle!