Sonic Central

Catch Me If You Can
Complete Jet the Hawk's story
They Call Me Sonic
Complete Sonic the Hedgehog's story
Who I Am
Complete Shadow the Hedgehog's story
Dreams of an Absolution
Complete Silver the Hedgehog's story
Are You Brave?
Complete G-Mel's story
Wonderman
Beat Sonic's story with all side missions completed
Can You Feel The Sunshine
Complete all Werehog missions
Sonic Drive
Complete all "Sonic Patrol Car" missions
Fastest Thing Alive
Complete South Island without shoes
Knight of the Wind
Buy all upgrades for Caliburn
Put Up Cash
Loose 1000 Rings in Casinopolis
A New Venture
Defeat all South Island Sub-Bosses as Tails
Believe In Myself
Collect all of Tails' gadgets on South Island
Work That Sucker To Death
Complete Sonic's story with one life left
Where's My F***ing Genesis?!
Find four hidden Genesis consoles
Chosen One
Complete all GUN Missions
A Ghost Pumpkin's Soup
Complete all of Nack's "Werehog Hunt" missions
Never Turn Back
Destroy all Black Larva nests
Throw It All Away
Defeat Mephiles the Dark
I Am The Eggman
Complete all of Eggman's missions
Almost Dead
Complete Shadow's story with one life left
Dear My Friend
Save Chip from dying in the future
Back in Time
Make it to the past
My Destiny
Complete Silver's story with one life left
Seven Rings In Hand
Complete "Sonic and the Secret Rings" flashback
Face to Faith
Complete "Sonic and the Black Knight" flashback
His World
Complete "Sonic 2006" flashback
Nice Meeting You
Bring all four Babylonian Mes to Professor Pickle
Crush 40
Defeat 40 types of enemies
Blue World Prelude
Complete "Last Story"
Wizards of the Sonic
Complete all missions, side missions, and stories
Endless Possibility
Purchase all upgrades, items, attacks, weapons, and costumes
King Of The Ring
Collect 1 Million Rings total
Here We Go
Complete all "Rent-A-Hero" costume missions