The Shadow Lords Update 2 Title update for Killer Instinct has 14 achievements worth 135 gamerscore.
This is a secret Achievement
Unlock 5 Skeleton Chests in Shadow Lords mode
Win a wager against an opponent in Shadow Lords mode
Defeat 250 Mimics in Shadow Lords mode
Reach Turn 20 in Shadow Lords mode
Collect both Ancient Relics in Shadow Lords mode
Inflict 200% damage on a Tank Chest in Shadow Lords mode
Collect 50 different items in your Shadow Lords Storage
Craft 250 items in the Shadow Lords Emporium
Use a healing Artifact 100 times in Shadow Lords mode
Revive a character 25 times in Shadow Lords mode
Collect 5 different types Guardian in Shadow Lords mode
Generate 150 stacks of armor with the Fractured Ward Guardian in Shadow Lords mode