Strength Boost S

Strength Boost S (Sアタックアップ, S Atakku Appu, lit. "S Attack Up")
Attributes		Target	Gauge Cost	Damage
Speed	Upright	Single	2	7★: x9.53
3★-6★: Raises Speed-based strength by 1 tier for 1 turn. 7★: 1 turn: ↑ S-STR by 1.
Speed	Upright	Random	0	SN++: x18.90
SN++: [Mastery] 1 attack: S-Medal STR +20000. 1 turn: self [↑ STR, U- & S-STR 15], targets [↓ DEF, U- & S-DEF 15], SP ATK B +220%. Count ±0.
Strength Boost S II (SアタックアップⅡ, S Atakku Appu II, lit. "S Attack Up II")
Attributes		Target	Gauge Cost	Damage
Magic	Upright	Single	3	7★: x9.53
5★-6★: Raises Speed-based strength by 2 tiers for 1 turn. 7★: 1 turn: ↑ S-STR by 2.
STR Boost S III & Charge (SアタックアップⅢ&リカバリ, S Atakku Appu III & Rikabari, lit. "S Attack Up III & Recovery")
Attributes		Target	Gauge Cost	Damage
Speed	Upright	Single	5	7★: x9.53
5★-6★: Raises Speed-based strength by 3 tiers for 1 turn. Restores 3 gauges. 7★: 1 turn: ↑ S-STR by 3. Fills 3 gauges.

Strength Boost S is a technique that appear in Kingdom Hearts Union χ.

Mechanics

In Kingdom Hearts Union χ, Strength Boost S is a special attack that targets a single enemy. It costs 2 special attack gauges to perform.

Special attack	Rarity	Base	•	••	•••	••••	•••••		Hits
Strength Boost S +2	3★	x1.39	x1.41						1
Strength Boost S +3	4★	x1.41	x1.43	x1.47					1
Strength Boost S +4	5★	x1.43	x1.47	x1.51	x1.55				1
Strength Boost S +5	6★	x1.47	x1.51	x1.55	x1.59	x1.63	x1.67		1
Strength Boost S +6	7★	—	—	—	—	—	x9.53		1

Special attack	Player Buff	Target Debuff	Duration
	+2-6	+2-6
Strength Boost S	+1	—	1 turn

A different version of Strength Boost S is a special attack that targets a random enemy. It costs 0 special attack gauges to perform. It ignores enemy counters, and inflicts Mastery damage, dealing more damage against Magic-attribute enemies.

Special attack	Rarity	Base	•	••	•••	••••	•••••		Hits
Strength Boost S +6	7★	—	—	—	—	—	x18.90		1

Special attack	Player Buff	Target Debuff	Duration
	+6	+6
Strength Boost S	+20000  +15  +15  +15  +220%	-15  -15  -15	1 attack

Strength Boost S II is a special attack that targets a single enemy. It costs 3 special attack gauges to perform.

Special attack	Rarity	Base	•	••	•••	••••	•••••		Hits
Strength Boost S II +4	5★	x1.43	x1.47	x1.51	x1.55				1
Strength Boost S II +5	6★	x1.47	x1.51	x1.55	x1.59	x1.63	x1.67		1
Strength Boost S II +6	7★	—	—	—	—	—	x9.53		1

Special attack	Player Buff	Target Debuff	Duration
	+4-6	+4-6
Strength Boost S II	+2	—	1 turn

STR Boost S III & Charge is a special attack that targets a single enemy. It costs 5 special attack gauges to perform. It fills 3 special attack gauges.

Special attack	Rarity	Base	•	••	•••	••••	•••••		Hits
STR Boost S III & Charge +4	5★	x1.43	x1.47	x1.51	x1.55				1
STR Boost S III & Charge +5	6★	x1.47	x1.51	x1.55	x1.59	x1.63	x1.67		1
STR Boost S III & Charge +6	7★	—	—	—	—	—	x9.53		1

Special attack	Player Buff	Target Debuff	Duration
	+4-6	+4-6
STR Boost S III & Charge	+3	—	1 turn

Learning Strength Boost S

Kingdom Hearts Union χ

• Strength Boost S +2 is the special attack for medal 286: White Rabbit.
• Strength Boost S +3 is the special attack for medal 287: White Rabbit.
• Strength Boost S +4 is the special attack for medal 288: White Rabbit.
• Strength Boost S +5 is the special attack for medal 289: White Rabbit.
• Strength Boost S +6 is the special attack for medal 1038: White Rabbit.

• Strength Boost S +6 is the special attack for medal 1918: SN++ - Mr. Mittens.

• Strength Boost S II +4 is the special attack for medal 315: KH II Kairi.
• Strength Boost S II +5 is the special attack for medal 316: KH II Kairi.
• Strength Boost S II +6 is the special attack for medal 1093: KH II Kairi.

• STR Boost S III & Charge +4 is the special attack for medal 1531: Mrs. Potts & Chip.
• STR Boost S III & Charge +5 is the special attack for medal 1532: Mrs. Potts & Chip.
• STR Boost S III & Charge +6 is the special attack for medal 1533: Mrs. Potts & Chip.

See also

• Strength Boost (ability)
• Strength Boost P
• Strength Boost M
• Strength Boost PSM