The Title Update 8 Title update for Titanfall (Xbox 360) has 17 achievements worth 400 gamerscore.
Earn 500,000 Black Market Credits
Purchase 100 items from the Black Market
Discarded 100 Burncards in exchange for Black Market Credits
Purchased all Titan OS Voice Packs
Complete 100 Daily Challenges
Complete all Daily Challenges for the current day
Earn at least 2 stars on 15 different maps in Frontier Defense
Name a custom loadout
Unlock 50 Titan Insignias
Use 5 Titan Burncards
Earn 3 stars for a single map and mode
Earn a total of 50 Stars
Win 5 games in a row
Win 10 games in a row
Play a ranked match
Earn 50 Battlemarks in Ranked Play
Earn Gen 10 without using a Forged Certification on a regen challenge