Dark Dual Arcanum

Dark Dual Arcanum (ダークネスデュアルアルカナム, Dākunesu Dyuaru Arukanamu, lit. "Darkness Dual Arcanum")
Attributes		Target	Gauge Cost	Damage
Power	Reversed	All	3	7★: x7.52 - 9.34 SN: x13.09 - 15.47
7★: Deals 6 hits. 2 turns: ↑ R-STR by 5, P-STR by 7, ↓ targets' DEF & P-DEF by 2. Inflicts more damage the higher your HP. SN: Deals 6 hits. 3 turns: ↑ R-& P-STR 7, SP ATK B +170%, ↓ targets' DEF & P-DEF 7. Damage+: Higher HP.

Dark Dual Arcanum is a technique introduced in Kingdom Hearts Union χ.

Mechanics

In Kingdom Hearts Union χ, Dark Dual Arcanum is a special attack that targets all enemies. It costs 3 special attack gauges to perform. It inflicts more damage the higher the user's HP.

Special attack	Rarity	Base	•	••	•••	••••	•••••		Hits
Dark Dual Arcanum +5	6★	x2.14 - 3.78	x2.19 - 3.86	x2.23 - 3.94	x2.28 - 4.02	x2.32 - 4.10	x2.36 - 4.18		6
Dark Dual Arcanum +6	7★	—	—	—	—	—	x7.52 - 9.34		6
Dark Dual Arcanum +7	SN SN+	—	—	—	—	—	x13.09 - 15.47		6

Special attack	Player Buff			Target Debuff		Duration
	+5	+6	+7	+5-6	+7
Dark Dual Arcanum	+7  +2	+7  +5	—	-2  -2	—	2 turns
	—	—	+7  +7  +170%	—	-7  -7	3 turns

Learning Dark Dual Arcanum

Kingdom Hearts Union χ

• Dark Dual Arcanum +5 is the special attack for medal 819: Dual Wield Roxas [EX].
• Dark Dual Arcanum +6 is the special attack for medal 1394: Dual Wield Roxas [EX].
• Dark Dual Arcanum +7 is the special attack for medals 1394: SN - Dual Wield Roxas and 1394: SN+ - Dual Wield Roxas.