Whenever you jump using obstacles, rapidly tap B, this gives you loads of points towards your score, and gives you more tension gauge to make your time quicker, and some of the challenges need this.
Eggman and Eggman Nega both don't appear in the game at all until the very end. In order to fight them, collect all the emeralds with Sonic and Blaze.
to get the ocean tornado you will have to complete plant kingdom and machine laybrith then get 5 green materials from plant kingdom and 5 bronze materials from machine laybrith. the speak to tails and she will make it for you
THIS DOES WORK I TRIED IT MY SELF
Beat the Coral Cave level. You will be running into Blaze after you beat the level.
When you begin any non-boss level, pay attention when the READY sign shows up when Sonic is waiting on the platform. On the third time the READY sign bounces, quickly press Y and Sonic should boost. Also, sometimes this let's you reach places you couldn't before, like grind rails, platforms, and more.
Go to wave cyclone go anywhere and try filling up the Boost Meter.When the Boost Meter is Flashing use
the Boost(Press R Or L)You will be Boosting Forever!
(NOTE Might not work!)
HOPE THIS WORKS!<_>