yeah you can upgrade the wave cyclone because i have already done it, you just beat the game and then you talk to tails. first you upgrade the waterbike, and then you can continue upgrading the rest of the vehicles. you have to get a lot of materials for each upgrade, so be ready to hunt materials! hope this has helped.
I think silver kills sonic:))
its somewhere in the middle of somewhere
it sure sounds like it in the boss level!
you race him on your water craft
LOADS! Sonic colors, sonic rush, Mario and sonic at the Olympic games (Now there's 2012 Olympics and winter Olympics!) Sonic unleashed, Sonic and the secret rings, sonic generations, sonic heroes, sonic adventure 2 battle, sonic adventure, sonic 2006, the original sonic the hedgehog AND MUCH MORE
Sonic Rush Adventure happened in 2007.
There are no vehicles in Sonic Rush.
Sonic Rush Adventure was created on 2007-09-14.
Sonic Rush, Sonic Rush Adventure and Sonic Chronicles.
the sequal to sonic rush (the one with blaze)
No, Sonic Rush and Sonic Colours are of their own storylines and are not a continuation.
it's fake
he is in a mission mode in sonic rush
defeat the final boss then go talk to tails. Tails will tell you the material's u need to get if you all ready have them he will upgrade it hope this helps
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if i were you, I'd go onto Youtube and search for, "sonic rush adventure final boss."
S.