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Tome of Reason
Closed
Weapon Tome of Reason.png
Open
Weapon Tome of Reason V2.png
Gleam Closed
Weapon Tome of Reason V3.png
Gleam Open
Weapon Tome of Reason V4.png
Weapon type Green Tome
Might 14
Range 2
Required
SP 400
Exclusive? Yes
String ID SID_純理の書
Numeric ID 2936
Description At start of turn, if unit is within 2 spaces of an ally, grants Def/Res+6 to unit and allies within 2 spaces for 1 turn. At start of combat, if unit's HP ≥ 25%, grants Atk/Spd/Def/Res+4 during combat.

Notes[]

  • The stat increase that can be applied by Tome of Reason is considered a  bonus.
    • Any 【Bonus】 on a unit, including  bonuses, lasts until the start of that unit's next phase. If  bonuses are acquired during the enemy phase, they will disappear when the next player phase begins.
  • The stat increase that can be applied by Tome of Reason is considered a combat boost.

Upgrades[]

Can be upgraded in the Weapon Refinery. For a list of other such weapons, see list of upgradable weapons.
Type Stats Description Cost
At start of turn, if unit is within 2 spaces of an ally, grants Def/Res+6 to unit and allies within 2 spaces for 1 turn. At start of combat, if unit's HP ≥ 25%, grants Atk/Spd/Def/Res+4 during combat.
If unit initiates combat or is within 2 spaces of an ally, grants Atk/Spd/Def/Res+4 to unit during combat, and inflicts penalty on foe's Atk/Res = 60% of total bonuses on unit's Def and Res during combat.
400 SP, 500 , 200
+2 HP, +1 Mt
At start of turn, if unit is within 2 spaces of an ally, grants Def/Res+6 to unit and allies within 2 spaces for 1 turn. At start of combat, if unit's HP ≥ 25%, grants Atk/Spd/Def/Res+4 during combat.
400 SP, 500 , 200
+2 HP, +2 Spd
At start of turn, if unit is within 2 spaces of an ally, grants Def/Res+6 to unit and allies within 2 spaces for 1 turn. At start of combat, if unit's HP ≥ 25%, grants Atk/Spd/Def/Res+4 during combat.
400 SP, 500 , 200
+2 HP, +3 Def
At start of turn, if unit is within 2 spaces of an ally, grants Def/Res+6 to unit and allies within 2 spaces for 1 turn. At start of combat, if unit's HP ≥ 25%, grants Atk/Spd/Def/Res+4 during combat.
400 SP, 500 , 200
+2 HP, +3 Res
At start of turn, if unit is within 2 spaces of an ally, grants Def/Res+6 to unit and allies within 2 spaces for 1 turn. At start of combat, if unit's HP ≥ 25%, grants Atk/Spd/Def/Res+4 during combat.
400 SP, 500 , 200

Notes[]

  • If unit initiates combat means if the user starts combat on their turn. The unit does not need to deal damage, nor be the first to attack.
    • However, if the effect is applied after combat, the unit must also survive it to fulfill this condition.

List of owners[]

UnitSkill chain
Lugh Anima Child Face FC.webp
Tome of Reason
5★

In other languages[]

Language Name
Japanese 純理の書
German Buch der Ratio
Spanish (Europe) Grimorio cordura
Spanish (Latin America) Grimorio cordura
French Tome de raison
Italian Tomo assennato
Traditional Chinese (Taiwan) 純理之書
Portuguese Tomo racional

See also[]

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