You don't, but in SA2:B she is a 2p charactor.
Tikal, who appears in Sonic Adventure and Sonic Adventure 2, is a priestess for the Master Emerald and Chaos, the god of chaos. She seems to be related to Knuckles.
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.
unlock him by shagging the boss
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.
you-tube has a video of an unused voice clip from Tikal 50 rings = SS but it's not true, and sa2b you can't. :)
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.)
Collect emblems
after beating the game 1000times
To unlock the jewel race you have to complete all of the beginner races.
She is not in kart racing.
you dont it comes with it you just have to put two controlers in to use it
There is sonic, tails, knuckles, amy, rouge, eggman, shadow, chaos zero, tikal, dark chao, normal chao, metal sonic. So that would be 12 characters.