Abyss Assault (アビスバレッジ, Abisu Barejji, lit. "Abyss Barrage")
Attributes		Target	Gauge Cost	Damage
Speed	Reversed	All	1	7★: x8.10
6★: Deals 8 hits. Raises Speed-based strength by 1 tier for 1 turn. Lowers Speed-based defense of all targets by 1 tier for 1 turn. 7★: Deals 8 hits. 1 turn: ↑ R-STR by 3, S-STR by 1, ↓ targets' S-DEF by 1.

Abyss Assault is a technique introduced in Kingdom Hearts Union χ.

Mechanics

In Kingdom Hearts Union χ, Abyss Assault is a special attack that targets all enemies, and costs 1 special attack gauge to perform.

Special attack	Rarity	Base	•	••	•••	••••	•••••		Hits
Abyss Assault +5	6★	x2.54	x2.62	x2.70	x2.78	x2.86	x2.94		8
Abyss Assault +6	7★	—	—	—	—	—	x8.10		8

Special attack	Player Buff		Target Debuff	Duration
	+5	+6	+5-6
Abyss Assault +5	+1	+1  +3	-1	1 turn

Learning Abyss Assault

Kingdom Hearts Union χ

• Abyss Assault +5 is the special attack for Medal 638: Xehanort & Vanitas.
• Abyss Assault +6 is the special attack for Medal 1249: Xehanort & Vanitas.

• Kingdom Hearts Union χ special attacks