Full list of all 25 Magic: The Gathering - Duels of the Planeswalkers 2013 achievements worth 250 gamerscore.
The base game contains 20 achievements worth 200 Gamerscore, and there is 1 DLC pack containing 5 achievements worth 50 Gamerscore.
Won a campaign duel with an opponent's library empty
Won a 3-player, 4-player, or Two-Headed Giant duel
Won a duel when an opponent controlled no creatures
Won a duel controlling at least ten creatures
Won a Planechase campaign duel
Cast a mythic rare card
Solved a challenge
Won a campaign duel with 20 or more life
Defeated an encounter
Won a duel controlling a creature with at least 10 power
Defeated Talrand in the campaign
Entered the deck manager
Win a Two-Headed Giant duel
Win a duel on Xbox LIVE
Unlock a card for each of ten different decks
Unlock 30 cards for one deck
Solve the Say Your Praetors challenge in all five ways
Defeat Nicol Bolas in the revenge campaign
Defeat ten encounters
Solve ten challenges
Defeat the Sepulchral Strength deck in the revenge campaign
Win a duel controlling at least five Auras
Win a duel controlling at least twenty creatures
Win a duel with exactly 1 life
Win a duel on Xbox LIVE using an Expansion deck