Complete Emerald Coast in Sonic's campaign
Complete Windy Valley in Sonic's campaign
Complete Casinopolis in Sonic's campaign
Complete Icecap in Sonic's campaign
Complete Twinkle Park in Sonic's campaign
Complete Speed Highway in Sonic's campaign
Complete Red Mountain in Sonic's campaign
Complete Sky Deck in Sonic's campaign
Complete Lost World in Sonic's campaign
Complete Final Egg in Sonic's campaign
Find all of Sonic's upgrades
Complete Sonic's Story
Complete Windy Valley in Tails' campaign
Complete Casinopolis in Tails' campaign
Complete Icecap in Tails' campaign
Complete Sky Deck in Tails' campaign
Complete Speed Highway in Tails' campaign
Find all of Tails' upgrades
Complete Tails' Story
Unlock Knuckles
Complete Speed Highway in Knuckles' campaign
Complete Casinopolis in Knuckles' campaign
Complete Red Mountain in Knuckles' campaign
Complete Lost World in Knuckles' campaign
Complete Sky Deck in Knuckles' campaign
Find all of Knuckles' upgrades
Complete Knuckles' Story
Unlock Amy
Complete Twinkle Park in Amy's campaign
Complete Hot Shelter in Amy's campaign
Complete Final Egg in Amy's campaign
Find all of Amy's upgrades
Complete Amy's Story
Unlock Big
Complete Twinkle Park in Big's campaign
Complete Icecap in Big's campaign
Complete Emerald Coast in Big's campaign
Complete Hot Shelter in Big's campaign
Find all of Big's upgrades
Complete Big's Story
Unlock Gamma
Complete Final Egg in Gamma's campaign
Complete Emerald Coast in Gamma's campaign
Complete Windy Valley in Gamma's campaign
Complete Red Mountain in Gamma's campaign
Complete Hot Shelter in Gamma's campaign
Find all of Gamma's upgrades
Complete Gamma's Story
Unlock Super Sonic
Complete Super Sonic's Story
Finish all of Emerald Coast's Missions
Finish all of Windy Valley's Missions
Finish all of Twinkle Park's Missions
Finish all of Speed Highway's Missions
Finish all of Red Mountain's Missions
Finish all of Sky Deck's Missions
Finish all of Lost World's Missions
Finish all of Icecap's Missions
Finish all of Casinopolis' Missions
Finish all of Final Egg's Missions
Finish all of Hot Shelter's Missions
Get all the emblems in the Adventure Fields
Get all the emblems in the Sub Games
Get all the emblems in the Chao Races
Finish all of Sonic's Bonus Missions
Finish all of Tails' Bonus Missions
Finish all of Knuckles' Bonus Missions
Finish all of Amy's Bonus Missions
Finish all of Big's Bonus Missions
Finish all of Gamma's Bonus Missions
Bring a Golden Egg to the Chao Garden
Bring a Silver Egg to the Chao Garden
Bring a Black Egg to the Chao Garden
Earn 20 Emblems
Earn 40 Emblems
Earn 60 Emblems
Earn 80 Emblems
Earn 100 Emblems
Earn 110 Emblems
Earn 120 Emblems
Earn 130 Emblems
Finish 20 Bonus Missions
Finish 40 Bonus Missions
Finish 60 Bonus Missions
Complete Emerald Coast as Metal Sonic
Complete Windy Valley as Metal Sonic
Complete Casinopolis as Metal Sonic
Complete Icecap as Metal Sonic
Complete Twinkle Park as Metal Sonic
Complete Speed Highway as Metal Sonic
Complete Red Mountain as Metal Sonic
Complete Sky Deck as Metal Sonic
Complete Lost World as Metal Sonic
Complete Final Egg as Metal Sonic
Finish all of Emerald Coast's Missions as Metal Sonic
Finish all of Windy Valley's Missions as Metal Sonic
Finish all of Casinopolis' Missions as Metal Sonic
Finish all of Icecap's Missions as Metal Sonic
Finish all of Twinkle Park's Missions as Metal Sonic
Finish all of Speed Highway's Missions as Metal Sonic
Finish all of Red Mountain's Missions as Metal Sonic
Finish all of Sky Deck's Missions as Metal Sonic
Finish all of Lost World's Missions as Metal Sonic
Finish all of Final Egg's Missions as Metal Sonic
Finish all of Metal Sonic's Missions
Set a new 1st place record for each of the 7 characters Boss Rushes
As Sonic complete Emerald Coast without using more than 3 springs, speed pads or spring pads
As Sonic complete Windy Valley with an electric shield and without ever having more 35 Rings in hand
As Sonic complete Casinopolis without earning more than 20 Rings from the tables
As Sonic complete Icecap without collecting more than 20 Rings
As Sonic complete Twinkle Park without defeating any badniks
As Sonic complete Speed Highway without jumping more than 4 times
As Sonic complete Red Mountain without using more than 4 rockets, springs, ladders or ziplines
As Sonic complete Sky Deck with exactly 60 Rings in hand
As Sonic complete Lost World where each 8th Ring earns you a jump
As Sonic complete Final Egg without jumping more than 4 times per area
As Tails complete Windy Valley without touching the ground more than 2 times
As Tails complete Casinopolis without breaking any Item Boxes
As Tails complete Icecap without breaking more than 8 Crystals
As Tails complete Sky Deck in less than 50 seconds and without touching the ground more than 5 times
As Tails complete Speed Highway without flying more than 2 times
As Knuckles complete Speed Highway without touching the ground more than 5 times
As Knuckles complete Casinopolis without jumping more than 4 times
As Knuckles complete Red Mountain without jumping even once from the ground
As Knuckles complete Lost World without flying even once
As Knuckles complete Sky Deck without changing the rotation more than 2 times
As Amy complete Twinkle Park without collecting any Rings
As Amy complete Hot Shelter without ever being scanned by ZERO
As Amy complete Final Egg without using the Hammer even once
As Big catch a fish in Emerald Coast's hidden area
As Big catch a fish in Hot Shelter's hidden area
As Gamma complete Final Egg while only holding forward
As Gamma complete Emerald Coast without collecting any Rings or using any springs
As Gamma complete Windy Valley with exactly 30 Rings in hand
As Gamma complete Red Mountain where each single Ring earns you a shot
As Gamma complete Hot Shelter without destroying more than 18 badniks
Unlock Big earlier than intended
Find a secret message on the Egg Carrier for someone called "Charlie"
As Sonic in Casinopolis earn at least 5000 Rings to build up a golden suprise
As Sonic in Casinopolis collect 5 Ideya's for a secret reward on the Night's Table
Defeat the Egg Carrier in Sky Chase: Act 2 without shooting at it
Find some secret lives in Final Egg which can only be accessed by a very slow platform