Complete Green Hill Zone with Sonic.
Complete Green Hill Zone with Knuckles.
Complete Yellow Desert Zone with Sonic.
Complete Yellow Desertl Zone with Knuckles.
Complete Red Volcano Zone with Sonic.
Complete Red Volcano Zone with Knuckles.
Complete Blue Marine Zone with Sonic.
Complete Blue Marine Zone with Knuckles.
Complete Silver Castle Zone with Sonic.
Complete Silver Castle Zone with Knuckles.
Complete Final Fight Zone with Sonic.
Complete Final Fight Zone with Knuckles.
Get a 1-Up from collecting 100 rings in any stage.
Collect your first emerald from any zone with any character.
Gain access to Final Fight Zone with Sonic by collecting all 5 Chaos Emeralds.
Gain access to Final Fight Zone with Knuckles by collecting all 5 Chaos Emeralds.
Get an Emerald on the Sign-post at the end of an Act to get a Continue.
Defeat Green Hill Zone's boss with Knuckles without taking damage. (Stage Select allowed.)
Defeat Yellow Desert Zone's boss with Knuckles without taking damage. (Stage Select allowed.)
Defeat Red Volcano Zone's boss with Knuckles without taking damage. (Stage Select allowed.)
Defeat Blue Marine Zone's boss with Knuckles without taking damage. (Stage Select allowed.)
Defeat Silver Castle Zone's boss with Knuckles without taking damage. (Stage Select allowed.)
Defeat Final Fight Zone's boss with Knuckles with all 99 rings.
Get the extra life in Green Hill Act 1 Bonus-Round with Sonic. (Stage Select allowed.)
Get the extra life in Yellow Desert Act 1 Bonus-Round with Sonic. (Stage Select allowed.)
Get the extra life in Red Volcano Act 1 Bonus-Round with Sonic. (Stage Select allowed.)
Get the extra life in Blue Marine Act 1 Bonus-Round with Sonic. (Stage Select allowed.)
Get the extra life in Silver Castle Act 1 Bonus-Round with Sonic. (Stage Select allowed.)
Finish Silver Castle from the start of the game without dying.
Finish Final Fight from the start of the game without dying.
Complete Green Hill Zone Act 1 and 2 without gaining any in-level Score. (Stage Select allowed.)
Complete Yellow Desert Zone Act 1 and 2 without gaining any in-level Score. (Stage Select allowed.)
Complete Red Volcano Zone Act 1 and 2 without gaining any in-level Score. (Stage Select allowed.)
Complete Blue Marine Zone Act 1 and 2 without gaining any in-level Score. (Stage Select allowed.)
Complete Silver Castle Zone Act 1 and 2 without gaining any in-level Score. (Stage Select allowed.)
Clear any Act 1 or Act 2 without collecting any rings. (No Stage Select)