no
there is sonic adventure 3
No. The last Sonic Adventure was Adventure 2 which was released in 2001. I doubt there will be another Sonic Adventure but in a interview a member at Sega he likes the idea of remaking Adventure 1.
There isn't an SAB3 yet!
Sonic Adventure Sonic Adventure 2: Battle Sonic Advance Sonic Advance 2 Sonic Advance 3 Shadow the Hedgehog
Depends on which game you're talking about, but yes. Sonic 2, 3, Sonic & Knuckles, Sonic 3 & Knuckles, Sonic Adventure, Sonic Adventure 2, Sonic Adventure 2 Battle, Sonic Heroes, Sonic The Hedgehog (For Wii, XBox 360 and PS3), and most Sonic Games you can be. Usually, doing it requires the 7 Chaos Emeralds. However, in Sonic Adventure and Sonic Adventure 2, its' done as a special extra quest.
No the Sonic Adventure series ended in 2002 with the release of Sonic Adventure 2: Battle for Gamecube. There have been numerous rumors of a third Sonic Adventure being released but nothing has been released by SEGA to confirm them.
Sonic Mega Collection (This has 7 games on it) Sonic Adventure Battle 2 Sonic Adventure DX Directors Cut Sonic Heroes Sonic Gems (this has 3 games on it) Sonic Riders Shadow the Hedgehog
There is a Sonic Adventure #1 and a Sonic Adventure #2.There is now a Sonic Adventure 3 - released in 2011 - the year of the Sonic 20th anniversary.
beat level 3 in races
Here's the list for 2009, Sonic and the Black Knight Sonic Unleashed Sonic Adventure 2:Battle Sonic Chronicles:The Dark Brotherhood Sonic the Hedgehog[2006] A.K.A. The Next Generation Sonic Adventure DX:Director's Cut Sonic Heroes Shadow the Hedgehog Sonic Riders:Zero Gravity Sonic Riders Here's my list: 10: Sonic Riders ZG 9: Sonic and the Secret Rings 8: Sonic Unleashed 7: Sonic the Hedgehog 3 6:Sonic the Hedgehog 1 5: Sonic Adventure 4: Sonic Advance 3 3: Sonic Adventure 2:Battle 2: Sonic and Knuckles 1: Sonic CD
they may make one but then again they may not
Yes and no, They are going to make many new sonic games and Sonic Unleashed was origionally going to be named Sonic adventure 3, but I think in 1-3 years should bring it along. Besides, the Sonic Adventure series contained the only two "good" 3D sonic games. I am sorry buddy, but there is no definite date