Here is the full list of all 12 Street Fighter III: 3rd Strike Online Edition achievements worth 200 gamerscore.
Complete the challenge “The Bitter End”.
Complete the first tier of the challenge “Big Finish” in any mode.
Complete the challenge “Sharing Is Caring”.
Complete the first tier of the challenge “Couch Potato”.
Complete the third tier of the challenge “EX-ceptional” in any mode.
Complete the third tier of the challenge “Wax On, Wax Off” in any mode.
Complete the third tier of the challenge “Super Artist” in any mode.
Complete the second tier of the challenge “Going Streaking” in ranked online mode.
Complete the challenge “Practice Makes Perfect”.
Complete the first tier of the challenge “Sticks & Stones” in any mode.
Complete the challenge “Pocket Full Of Quarters”.
Complete the challenge “Mystery Man”.