Here is the full list of all 41 Arslan: The Warriors of Legend achievements worth 1,000 gamerscore.
Cleared an Extra Scenario for the first time.
Achieved maximum Mastery with a weapon for the first time.
Unlocked all playable characters.
Cleared Story Mode.
Defeated Bahadur in the Duel Before the Gods.
Achieved 50000 CHAIN hits during a Mardān Rush.
Attacked using Azrael.
Regrouped with your companions in Peshawar.
Discovered a secret route.
Defeated Kharlan.
Ate some cooking for the first time.
Achieved 500 CHAIN hits.
Achieved a total of 1000 KOs using mounted attacks.
Cleared the Battle of Atropatene.
Synthesized a Skill Card for the first time.
Sold a Skill Card for the first time.
Achieved 1000 KOs in any scenario.
Achieved an overall S Rank for the first time.
Activated a Unique Skill.
Activated a Special Move.
Activated a Chain Strike.
Cleared a scenario for the first time.
Activated a Mardān Rush.
Acquire all other Achievements.
Collect all Recipe Books.
Achieve maximum Mastery for all weapons.
Acquire all Limited Skill Cards.
Acquire an S Rank for every Objective in all scenarios other than the Tutorials.
Clear all scenarios.
Defeat Hilmes using Alfarīd.
Defeat Kharlan using Zandeh.
Clear any scenario other than a Tutorial without taking any damage.
Clear any scenario other than a Tutorial in 2 minutes or less.
Clear any scenario other than a Tutorial on "Extreme" difficulty.
Activate a Mardān Rush with all characters.
Achieve a total of 10000 KOs using Mardān Rush.
Activate Mardān Rush a total of 200 times.
Activate 500 Chain Strikes.
Reach the maximum level with a character for the first time.
Obtain a Limited Skill Card for the first time.
Clear a scenario in Online Mode or cooperative play.