Completely reinforce all Sub Weapons.
Collect all Gifts.
Completely reinforce all Sub Weapons in one category.
Activate a "Dark Blade" Underworld Core attack and successfully connect 50 times consecutively.
Use a "Flame Core" attack to defeat each type of undead monster, except undead bosses.
Defeat 20 skeletons who are preparing to throw skulls.
Collect all Sub Weapons.
Stun 3 enemies at the same time using the Tail attack.
Destroy the heads of 20 giant animated statues.
Complete all quests.
Defend 100 enemy attacks using a Barrier.
Use the "Spirit of Argos" to take down 5 enemies at once.
Defeat 10 enemies at once with one Wing attack.
Defeat 10 enemies in quick succession with one Bow attack.
Send 5 enemies flying with one Hammer attack.
Clear "Mating Season" with the ability "Erosion of the Abyss" set.
Continue playing to unlock this secret achievement.
Perform an attack with each of the main weapon skills.
Collect all Sub Weapons in one category.
Destroy enemy parts or protective gear 300 times.
Using the Battle Song on Perseus, destroy a part of the "Skeleton King".
Defeat 100 enemies with Soul Seize.
Pick up one Sub Weapon for each category.
Pierce a cyclops' weak point with a Bow.
Use a "Healing Core" 5 times to recover the health of a dying support character.
Hit an enemy 20 times while it is in the air.
Successfully perform a Perfect Sub Weapon Seize three times on one boss.
Destroy all parts of the Scorpioch.
Defeat 5 enemies at once with one Axe attack.
Defeat 10 enemies at once with Chain Seize.
In 2P Mode, have a support character perform a Sub Weapon Seize.
Play 2P Mode for the first time.
Perform 30 hits in 7 seconds using a dual-wield attack.
Completely reinforce one Sub Weapon.
Successfully perform Perfect Sub Weapon Seize three times on one enemy.
Reinforce one Sub Weapon.
Successfully perform a Perfect Sub Weapon Seize.
Obtain S Rank in all Main Quest and Challenge Quests.