The Riptor Add-on for Killer Instinct has 14 achievements worth 150 gamerscore.
Win 20 ranked matches with Riptor
Defeat 6 different characters in online matches as Riptor
Reach 80 Fight Challenges with Riptor
Unlock a color for Riptor
Defeat 10 opponents in one Survival as Riptor
Reach 30 Fight Challenges with Riptor
Win a survival match as Riptor
Win a versus match as Riptor
Win a Ranked Match as Riptor
Land 3 Flame Attacks and 3 Tail Swipes while in Riptor's Instinct Mode
Win an exhibition match vs a friend as Riptor
Earn a supreme Victory in an online match as Riptor
Complete 200 matches as Riptor
Reach 150 Fight Challenges with Riptor