Astral Archive/Challenge Mode

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Astral Archive

A cat appears in the Spacetime Rift.
Following it, Aldo finds himself
in a mysterious library that stretches on forever.

The Master of the Gallery of Dreams
and the cat offer Aldo a mysterious tome.

This powerful Astral Tome
contains the memories of the stars,
but its power is corrupted and faded.

Aldo's work to complete
the trials of the Tome and restore its power
are only the first step on a great journey...

Astral Archive
Astral Archive

After you have fought the Seal Monster in both Hard and Very Hard and clear their associated Pledges, you will unlock Challenge difficulty. In this mode, each boss will have a set turn limit which define how long the battle last. Your aim in this mode is to get a high Score which is calculated based on damage done to the boss as well as other bonus.

Note that getting to Score Threshold 10 is very difficult as this battle mechanic limits your party selection, limit your ability to use multiple Another Force, requires high level equipment, and keeps the battle to a guaranteed 5 turns.

Score Calculations[edit]

  • Currently all Challenge Modes last 5 turns.
  • The enemy HP will not fall to 0, the enemy will survive all turns, and the enemy will still aim to defeat the party. By the last turn, the enemy will preform an AOE attack against the party.
  • The score formula is as follows:

[math]\displaystyle{ Score = \frac{(Damage Score) * (Act Bonus + AF Bonus + Party Bonus + Default Bonus)}{100000} }[/math]

Explanation of Bonuses[edit]

  • Act Bonus: When a character whose Personalities meets the bonus conditions performs a normal attack/skill/Valor Chant, they will receive an Act Bonus (max once per turn).
    • Support/Restore and other skills that don't inflict damage grant a x1.5 Act Bonus however hybrid skill that deal damage and restore will not gain the support bonus.
  • AF Bonus: During Another Force, Act Bonuses will not be added. In exchange, an Another Force Bonus of 50 per activation will be added.
  • Party Bonus: If ALL of your party members fulfill the same Personality bonus condition, you will gain a +1000 Party Bonus at the start of battle.
  • Default Bonus: If the combined total of the other bonuses is less than 100, the Default Bonus will provide +100, otherwise this will be +0

Team Building Tips[edit]

  • To maximize on the score, bring characters that can raise the Act Bonus so bring characters with Personalities who can fulfill the Act Bonus
    • Characters who can fulfil multiple personalities can help raise the Act Bonus as Act Bonus for each personality will be counted.
    • Aim for Party Bonus to get the extra +1000 for Party Bonus
      • Book of Geo Anguirus is considered difficult as currently it is not possible to get Party Bonus due to there being less than 6 characters who have corresponding Personalities.
  • Minimize the amount of Another Force you use in these battle as Another Force will only give a AF Bonus of +50 and damage score for the turn will cap at 999,999,999
  • Avoid using Enemy level127 el up.png Overthrow as the enemies in this mode are designed to have low levels.

Rewards[edit]

  • The score requirements vary per boss.
  • The type of Guiding Light or Luring Shadow varies per boss.
  • The Key item.png Challenger's Merit shows off that you've achieved the highest score threshold.
Threshold Reward
Score Threshold 1 Gem.png Chronos Stones x30
Score Threshold 2 Ability orb 1.png Special Frag. x5
Score Threshold 3 Destiny ten item.png Guiding Light or Destiny mei item.png Luring Shadow x1
Score Threshold 4 Gem.png Chronos Stones x10
Score Threshold 5 Ability orb 1.png Special Frag. x10
Score Threshold 6 Destiny ten item.png Guiding Light or Destiny mei item.png Luring Shadow x1
Score Threshold 7 Gem.png Chronos Stones x10
Score Threshold 8 Ability orb 1.png Special Crystal x5
Score Threshold 9 Destiny ten item.png Guiding Light or Destiny mei item.png Luring Shadow x1
Score Threshold 10 Gem.png Chronos Stones x50
Score Threshold 10 Key item.png Challenger's Merit x1

Optimal Characters[edit]

The Character List can be shown when clicked on. Green personalities indicate that there is an AF Finisher

Book Personality + Sharables Character List + Act Bonus
Challenge Mode ACT & Party Bonus
Main Story Part 1
Book of Beast Vares
Fire  289000001 upgrade undividable.png 
 1 
Book of Galliard
Wind  289000001 upgrade undividable.png 
 1 
Fists  289000001 upgrade undividable.png 
 4(+7) 
Book of Dark Salamander
Water  289000001 upgrade undividable.png 
 1 
Eastern  289000001 upgrade undividable.png 
 1 
Book of Visus Embryo
Minstrel  289000001 upgrade undividable.png 
 1 
Book of Beast King Guildna
Royalty  289000001 upgrade undividable.png 
 1 
Beast  289000001 upgrade undividable.png 
 1 
Book of Synth Drone
Sword  289000001 upgrade undividable.png 
 3(+7) 
Fire  289000001 upgrade undividable.png 
 1 
Book of Time Layer Distortion
KMS  289000001 upgrade undividable.png 
 1 
Book of Synth Hydra
Earth  289000001 upgrade undividable.png 
 1 
Mask  289000001 upgrade undividable.png 
 1 
Book of King Palsifal
Wind  289000001 upgrade undividable.png 
 1 
Avenger  289000001 upgrade undividable.png 
 1 
Book of Geo Anguirus
Geo 
Book of Chronos Menas
Fire  289000001 upgrade undividable.png 
 1 
Water  289000001 upgrade undividable.png 
 1 
Wind  289000001 upgrade undividable.png 
 1 
Earth  289000001 upgrade undividable.png 
 1 
Main Story Part 1.5
Book of Archives Guard
Wind  289000001 upgrade undividable.png 
 1 
Book of Dragon God's Envoy
Fire  289000001 upgrade undividable.png 
 1 
Dragon  289000001 upgrade undividable.png 
 1 
Book of Berserk Beast King
Sword  289000001 upgrade undividable.png 
 3(+7) 
Book of Papa Macminal
IDA School  289000001 upgrade undividable.png 
 1 
Glasses  289000001 upgrade undividable.png 
 1 
Book of Ghost King
Fists  289000001 upgrade undividable.png 
 4(+7) 
Book of Psychic Ego
Book of Twin Ogres
Katana  289000001 upgrade undividable.png 
 3(+7) 
Amnesia  289000001 upgrade undividable.png 
 1 
Cat lover  289000001 upgrade undividable.png 
 1 
Book of Ogre Baron
Mask  289000001 upgrade undividable.png 
 1 
Book of Zennon Ogre
Thunder  289000001 upgrade undividable.png 
 1 
Miglance Palace  289000001 upgrade undividable.png 
 1 
Dragon  289000001 upgrade undividable.png 
 1 
Episodes and Symphonies
Book of Veilis
Dragon Killer  289000001 upgrade undividable.png 
 1 
Book of Wyrmking's Envoy
Fire  289000001 upgrade undividable.png 
 1 
Water  289000001 upgrade undividable.png 
 1 
Wind  289000001 upgrade undividable.png 
 1 
Earth  289000001 upgrade undividable.png 
 1 
Arcadia  289000001 upgrade undividable.png 
 1 
Book of Wyrmking
Staff  289000001 upgrade undividable.png 
 3(+7) 
Ax  289000001 upgrade undividable.png 
 3(+7) 
Sword  289000001 upgrade undividable.png 
 3(+7) 
Bow  289000001 upgrade undividable.png 
 3(+7) 
Arcadia  289000001 upgrade undividable.png 
 1 
Book of Proto Eden Core
Earth  289000001 upgrade undividable.png 
 1 
Synth Human  289000001 upgrade undividable.png 
 1 
Book of Travelers' Curse
Staff  289000001 upgrade undividable.png 
 3(+7) 
Bow  289000001 upgrade undividable.png 
 3(+7) 
Fists  289000001 upgrade undividable.png 
 4(+7) 
Mythos
Book of Peninsula Fulminu
Shade  289000001 upgrade undividable.png 
 1 
West  289000001 upgrade undividable.png 
 2 
Book of Sinus Iridum
Crystal  289000001 upgrade undividable.png 
 1 
West  289000001 upgrade undividable.png 
 2 
Book of Mare Marginis
Thunder  289000001 upgrade undividable.png 
 1 
West  289000001 upgrade undividable.png 
 2 
Book of Teyul Menas
Shade  289000001 upgrade undividable.png 
 1 
Crystal  289000001 upgrade undividable.png 
 1 
Thunder  289000001 upgrade undividable.png 
 1 
West  289000001 upgrade undividable.png 
 2 
Ensembles
Book of Deluded Beast
Water  289000001 upgrade undividable.png 
 1 
Bookworm  289000001 upgrade undividable.png 
 1 
Allies
Book of Flame Lord
Water  289000001 upgrade undividable.png 
 1 
Book of Dragon Bearer
Dragon  289000001 upgrade undividable.png 
 1 
Book of Sun Goddess
Fire  289000001 upgrade undividable.png 
 1 
Book of Empress
Wind  289000001 upgrade undividable.png 
 1 
IDA School  289000001 upgrade undividable.png 
 1 
Book of Paradise
Lance  289000001 upgrade undividable.png 
 4(+7) 
Staff  289000001 upgrade undividable.png 
 3(+7) 
Katana  289000001 upgrade undividable.png 
 3(+7) 
Synth Human  289000001 upgrade undividable.png 
 1