Green Hill Zone can be unlocked by getting an A rank in every mission and collecting all 180 emblems.
unlock him by shagging the boss
Actually, you can't...... You just.... can't... If you want to play Sonic Adventure 2 Battle, you'll have to buy the game Sonic Adventure 2 Battle (Not trying to sound stupid by the way.)
There are no minigames for the GBA that you can unlock in Sonic Adventure 2 Battle. You can unlock the boss battles and racing minigames, but they are played on the GC like the rest of the game.
Sonic:6 Shadow:4
Collect emblems
after beating the game 1000times
In Sonic Adventure 2 Battle(she is very hard 2 unlock get all rank A's with sonic!)Sonic Adventure DX,Sonic Advance 1 2 and 3(in 1 of them you have 2 unlock her).Sonic Riders.
yes you can find it in many levels
To unlock the jewel race you have to complete all of the beginner races.
Actually there is a way to hack sonic adventure 2 battle and play as super sonic in normal levels just look around the internet and im sure you will find your answer.
She is not in kart racing.
There is no Sonic Adventure 4 Battle, there is Sonic Adventure 2 Battle but that was released 8 years ago.