Community Archive

Dimidiation

Great Sword weapon skill
Skill Level:	N/A (Rune Fencers only)
Quest:	Rune Fencing the Night Away
Description:	Delivers a twofold attack. Damage varies with TP. Aftermath (Epeolatry only): Increases accuracy and attack, occasionally attacks twice or thrice.
Equipment:	Aligned with thunder equipment (Thunder Gorget & Thunder Belt).
	Aligned with breeze equipment (Breeze Gorget & Breeze Belt).
Notes:

• Dimidiation can be used without completing Rune Fencing the Night Away if the Ergon Weapon Epeolatry is equipped.

Properties

Element:	None
Modifiers:	DEX:80%
Damage Multipliers by TP:

1000 TP	2000 TP	3000 TP
2.25	4.5	6.75

Skillchain Properties

Li

ght (A)

Level 3 Skillchains Light → Light = Light

Fragmen

tation (B)

Level 3 Skillchains Fusion → Fragmentation = Light Fragmentation → Fusion = Light

Level 2 Skillchains Gravitation → Fragmentation = Fragmentation Fragmentation → Distortion = Distortion

Levels

• Dimidiation is only available to level 99 Rune Fencers.

Historical Background

• In heraldry, dimidiation is a method of marshalling (heraldically combining) two coats of arms. For a time, dimidiation preceded the method known as impalement. Thus for Final Fantasy XI, the Rune Fencer has a split light then on the second hit, it sparkles.

Source entry: Dimidiation. Cached on this server on 5 November 2026.