Full list of all 35 Sacred Citadel achievements worth 500 gamerscore. It takes around 20-25 hours to unlock all of the achievements in the base game.
The base game contains 30 achievements worth 400 Gamerscore, and there is 1 DLC pack containing 5 achievements worth 100 Gamerscore.
Defeat the boss in Act 1.
Defeat the boss in Act 2.
Defeat the boss in Act 3.
Defeat the boss in Act 4.
Complete a level with help from each of the four classes.
Reach the max level.
Juggle an enemy together with another player.
Unlock 100 different weapons.
Unlock 30 different armors.
Perform all the different combo finishers.
Earn gold medals on all the main game levels.
Avoid getting hit during a battle sequence.
Avoid all falling rocks in the Citadel level.
Complete all challenges using one character.
Kill 20 large enemies while riding a mount.
Kill 100 enemies using the environment or traps.
Complete all levels as the Warrior.
Complete all levels as the Ranger.
Complete all levels as the Mage.
Complete all levels as the Shaman.
Complete all levels in multiplayer.
Uppercut 4 enemies into the air at the same time.
Spend at least 4 seconds on each page of the 'how to play' section.
Complete all levels without dying.
Complete a level without taking any damage from enemies.
Deal over 9,000 damage with a single attack.
Avoid the minecarts in the Mine level.
Complete the Tank Garrison level without using the tank.
Avoid the acid attacks during the elevator ride in the Queen's Tower.
Kill the mini-boss in the Lost Metropolis without being hit by it.
Defeat the boss in Act 5.
Avoid all obstacles during the raft ride.
Throw 10 enemies into the Naruvu River.
Complete all levels in the Jungle Hunt DLC without destroying any voodoo dolls.
Jump into the piranha pool next to the boss.