Here is the full list of achievements you can unlock in Dragon Age 2 for the Xbox 360.
A Friend in Need (5 points) – Upgraded the armor of one of your party members
A Worthy Rival (25 points) – Earned the Arishok’s respect
Archeologist (50 points) – During each year in Kirkwall, discovered 3 secret messages from the Band of Three
Birthright (15 points) – Kicked the slavers out of your ancestral mansion
Champion of Kirkwall (20 points) – Completed Dragon Age II
Chantry Historian (25 points) – Found all four chapters of “The History of the Chantry,” by Brother Genitivi
Craftsman (5 points) – Acquired your first crafting recipe
Crowning Glory (25 points) – Became the viscount of Kirkwall
Darkness Falls (5 points) – Toggled the map from day to night
Dedicated (15 points) – Reached Level 10
Delver of the Deep (10 points) – Explored the Deep Roads
Demon Slayer (25 points) – Found and killed the ancient demon, Hybris
Dragon Slayer (25 points) – Found and killed a high dragon
Enchanter (5 points) – Enchanted an item
Epic (50 points) – Completed Dragon Age II twice, or completed it once with a save imported from Dragon Age Origins
Exorcist (25 points) – Found and killed the undying Xebenkeck
Explorer (5 points) – Left Kirkwall to explore the outlying regions
Financier (10 points) – Became a partner in a Deep Roads expedition
Flirtatious (5 points) – Flirted with one of your party members to begin a romance
Friend (25 points) – Earned the friendship of one of your party members
Friends in High Places (15 points) – Met Grand Cleric Elthina, Viscount Dumar, Knight-Commander Meredith, and First Enchanter Orsino
Full House (10 points) – Recruited four party members
Gift Giver (5 points) – Gave a gift to one of your party members
Great Minds Think Alike (50 points) – Earned the friendship or rivalry of four party members
I Got Your Back (25 points) – Completely upgraded the armor of one of your party members
Immigrant (5 points) – Became a resident of Kirkwall
Knowledgeable (25 points) – Unlocked 100 codex entries
Legendary (50 points) – Reached Level 20
Mass Exodus (25 points) – Reached Kirkwall with each character class across multiple playthroughs
Master Craftsman (25 points) – Crafted all of the items from a single crafting tree
Mercenary (10 points) – Allied yourself with the mercenaries upon arriving in Kirkwall
Mogul (25 points) – Had 100 or more sovereigns in your purse
Nefarious (10 points) – Allied yourself with the smugglers upon arriving in Kirkwall
Rival (25 points) – Earned the rivalry of one of your party members
Romantic (25 points) – Completed a romance with one of your party members
Specialized (25 points) – Learned two class specializations
Spelunker (25 points) – Visited 10 caves in Kirkwall and the surrounding area
Supplier (25 points) – Found every variety of crafting resources
Tag Team (5 points) – Used teamwork to perform a cross-class combo
Tale Within a Tale (5 points) – Listened to Varric begin his tale of the Champion of Kirkwall
Talented (5 points) – Upgraded a spell or talent
That Thing Has Legs (25 points) – Found and killed a varterral
Treasure Hunter (25 points) – Opened 50 chests
Unstoppable (50 points) – Completed a full year in Kirkwall without any party member being knocked unconscious
Weapon Master (25 points) – Mastered a weapon style
There are also five hidden achievements for a total of eighty gamer points.
Arcane Defender (25 points) – Sided with the mages five times
Conqueror (15 points) – Defeated Meredith, knight-commander of Kirkwall’s templars
King of the Hill (10 points) – Defeated the Arishok
Mage Hunter (25 points) – Sided with the templars five times
Stone Cold (5 points) – Defeated the rock wraith on your expedition into the Deep Roads
