Strength Boost M (Mアタックアップ, M Atakku Appu, lit. "M Attack Up")
Attributes		Target	Gauge Cost	Damage
Magic	Upright	Single	2	7★: x9.53
3★-6★: Raises Magic-based strength by 1 tier for 1 turn. 7★: 1 turn: ↑ M-STR by 1.
Magic	Upright	All	1	SN++: x20.85
SN++: 1 turn: M-Medal STR +10000, self [↑ STR, U- & M-STR 15], targets [↓ DEF, U & M-DEF 15], SP ATK B +220%. HP MAX. Count ±0.
Strength Boost M II (MアタックアップⅡ, M Atakku Appu II, lit. "M Attack Up II")
Attributes		Target	Gauge Cost	Damage
Magic	Upright	Single	3	7★: x9.53
5★-6★: Raises Magic-based strength by 2 tiers for 1 turn. 7★: 1 turn: ↑ M-STR by 2.
STR Boost M III & Charge (MアタックアップⅢ&リカバリ, M Atakku Appu III & Rikabari, lit. "M Attack Up III & Recovery")
Attributes		Target	Gauge Cost	Damage
Magic	Upright	All	0	7★: x6.67
6★: Raises Magic-based strength by 3 tiers for 1 turn. Restores 6 gauges. 7★: 1 turn: ↑ M-STR by 3. Fills 6 gauges.

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

Mechanics

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

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

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

A different version of Strength Boost M is a special attack that targets all enemies. It costs 1 special attack gauge to perform. It ignores enemy counters, and fully restores the user's HP.

Special attack	Rarity	Base	•	••	•••	••••	•••••		Hits
Strength Boost M +6	7★	—	—	—	—	—	x20.85		1

Special attack	Player Buff	Target Debuff	Duration
	+6	+6
Strength Boost M	+10000  +15  +15  +15  +220%	-15  -15  -15	1 turn

Strength Boost M 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 M II +4	5★	x1.43	x1.47	x1.51	x1.55				1
Strength Boost M II +5	6★	x1.47	x1.51	x1.55	x1.59	x1.63	x1.67		1
Strength Boost M II +6	7★	—	—	—	—	—	x9.53		1

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

STR Boost M III & Charge is a special attack that targets all enemies. It costs 0 special attack gauges to perform. It fills 6 special attack gauges.

Special attack	Rarity	Base	•	••	•••	••••	•••••		Hits
STR Boost M III & Charge +5	6★	x1.31	x1.35	x1.39	x1.43	x1.47	x1.51		1
STR Boost M III & Charge +6	7★	—	—	—	—	—	x6.67		1

Special attack	Player Buff	Target Debuff	Duration
	+5-6	+5-6
STR Boost M III & Charge	+3	—	1 turn

Learning Strength Boost M

Kingdom Hearts Union χ

• Strength Boost M +2 is the special attack for medal 290: KH Aerith.
• Strength Boost M +3 is the special attack for medal 291: KH Aerith.
• Strength Boost M +4 is the special attack for medal 292: KH Aerith.
• Strength Boost M +5 is the special attack for medal 293: KH Aerith.
• Strength Boost M +6 is the special attack for medal 1053: KH Aerith.

• Strength Boost M +6 is the special attack for medal 1914: SN++ - 22.

• Strength Boost M II +4 is the special attack for medal 475: Cogsworth A.
• Strength Boost M II +5 is the special attack for medal 476: Cogsworth A.
• Strength Boost M II +6 is the special attack for medal 1132: Cogsworth A.

• STR Boost M III & Charge +5 is the special attack for medal 891: Moana^[JP].
• STR Boost M III & Charge +6 is the special attack for medal 1305: Moana.

See also

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

• Kingdom Hearts Union χ special attacks