Strength Boost, called Attack Boost in Kingdom Hearts Dark Road, is a series of Special Attacks in Kingdom Hearts Unchained χ / Union χ, and an Ability and Sub-Ability in Kingdom Hearts Dark Road.
Strength Boost[edit]
![](/w/images/thumb/3/36/DiZ_7%E2%98%85_KHUX.png/200px-DiZ_7%E2%98%85_KHUX.png) DiZ
|
Strength Boost (アタックアップ, Atakku Appu?, lit. "Attack Up")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
3★
|
Raises strength by 1 tier for 1 turn.
|
x1.39
|
x1.41
|
|
Single
|
2
|
—
|
4★
|
Raises strength by 1 tier for 1 turn.
|
x1.41
|
x1.43
|
x1.47
|
|
Single
|
2
|
—
|
5★
|
Raises strength by 1 tier for 1 turn.
|
x1.43
|
x1.47
|
x1.51
|
x1.55
|
|
Single
|
2
|
—
|
6★
|
Raises strength by 1 tier for 1 turn.
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x1.67
|
x2.51
|
Single
|
2
|
2
|
7★
|
1 turn: ↑ STR by 1.
|
|
x9.53
|
x14.29
|
Single
|
2
|
2
|
|
![](/w/images/thumb/c/c1/KH_II_Aerith_7%E2%98%85_KHUX.png/200px-KH_II_Aerith_7%E2%98%85_KHUX.png) KH II Aerith
|
Strength Boost (アタックアップ, Atakku Appu?, lit. "Attack Up")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
3★
|
Raises strength by 1 tier for 1 turn.
|
x1.39
|
x1.41
|
|
Single
|
2
|
—
|
4★
|
Raises strength by 1 tier for 1 turn.
|
x1.41
|
x1.43
|
x1.47
|
|
Single
|
2
|
—
|
5★
|
Raises strength by 1 tier for 1 turn.
|
x1.43
|
x1.47
|
x1.51
|
x1.55
|
|
Single
|
2
|
—
|
6★
|
Raises strength by 1 tier for 1 turn.
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x1.67
|
x2.51
|
Single
|
2
|
2
|
7★
|
1 turn: ↑ STR by 1.
|
|
x9.53
|
x14.29
|
Single
|
2
|
2
|
|
![](/w/images/thumb/b/bf/Vivi_A_7%E2%98%85_KHUX.png/196px-Vivi_A_7%E2%98%85_KHUX.png) Vivi A
|
Strength Boost (アタックアップ, Atakku Appu?, lit. "Attack Up")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
3★
|
Raises strength by 1 tier for 1 turn.
|
x1.39
|
x1.41
|
|
Single
|
2
|
—
|
4★
|
Raises strength by 1 tier for 1 turn.
|
x1.41
|
x1.43
|
x1.47
|
|
Single
|
2
|
—
|
5★
|
Raises strength by 1 tier for 1 turn.
|
x1.43
|
x1.47
|
x1.51
|
x1.55
|
|
Single
|
2
|
—
|
6★
|
Raises strength by 1 tier for 1 turn.
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x1.67
|
x2.51
|
Single
|
2
|
2
|
7★
|
1 turn: ↑ STR by 1.
|
|
x9.53
|
x14.29
|
Single
|
2
|
2
|
|
![](/w/images/thumb/1/19/Nick_Wilde_7%E2%98%85_KHUX.png/182px-Nick_Wilde_7%E2%98%85_KHUX.png) Nick Wilde[EN]
|
Strength Boost (アタックアップ, Atakku Appu?, lit. "Attack Up")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
6★
|
Raises strength by 1 tier for 1 turn.
|
x1.40
|
x1.44
|
x1.48
|
x1.52
|
x1.56
|
x1.60
|
x2.40
|
All
|
3
|
2
|
7★
|
1 turn: ↑ STR by 1.
|
|
x6.76
|
x10.14
|
All
|
3
|
2
|
|
![](/w/images/thumb/f/fa/Judy_Hopps_7%E2%98%85_KHUX.png/177px-Judy_Hopps_7%E2%98%85_KHUX.png) Judy Hopps[EN]
|
Strength Boost (アタックアップ, Atakku Appu?, lit. "Attack Up")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
6★
|
Raises strength by 1 tier for 1 turn.
|
x1.40
|
x1.44
|
x1.48
|
x1.52
|
x1.56
|
x1.60
|
x2.40
|
All
|
3
|
2
|
7★
|
1 turn: ↑ STR by 1.
|
|
x6.76
|
x10.14
|
All
|
3
|
2
|
|
Strength Boost II[edit]
![](/w/images/thumb/5/5e/Winnie_the_Pooh_A_7%E2%98%85_KHUX.png/188px-Winnie_the_Pooh_A_7%E2%98%85_KHUX.png) Winnie the Pooh A
|
Strength Boost II (アタックアップⅡ, Atakku Appu II?, lit. "Attack Up II")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
5★
|
Raises strength by 2 tiers for 1 turn.
|
x1.43
|
x1.47
|
x1.51
|
x1.55
|
|
Single
|
3
|
—
|
6★
|
Raises strength by 2 tiers for 1 turn.
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x1.67
|
x3.34
|
Single
|
3
|
3
|
7★
|
1 turn: ↑ STR by 2.
|
|
x9.53
|
x19.06
|
Single
|
3
|
3
|
|
![](/w/images/thumb/c/cf/Piglet_7%E2%98%85_KHUX.png/178px-Piglet_7%E2%98%85_KHUX.png) Piglet
|
Strength Boost II (アタックアップⅡ, Atakku Appu II?, lit. "Attack Up II")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
5★
|
Raises strength by 2 tiers for 1 turn.
|
x1.43
|
x1.47
|
x1.51
|
x1.55
|
|
Single
|
3
|
—
|
6★
|
Raises strength by 2 tiers for 1 turn.
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x1.67
|
x3.34
|
Single
|
3
|
3
|
7★
|
1 turn: ↑ STR by 2.
|
|
x9.53
|
x19.06
|
Single
|
3
|
3
|
|
![](/w/images/thumb/f/fa/Judy_Hopps_7%E2%98%85_KHUX.png/177px-Judy_Hopps_7%E2%98%85_KHUX.png) Judy Hopps[JP]
|
Strength Boost II (アタックアップⅡ, Atakku Appu II?, lit. "Attack Up II")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
6★
|
Raises strength by 2 tiers for 1 turn.
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x1.67
|
x3.34
|
Single
|
3
|
3
|
7★
|
1 turn: ↑ STR by 2.
|
|
x9.53
|
x19.06
|
Single
|
3
|
3
|
|
Strength Boost Cost↓[edit]
![](/w/images/thumb/1/19/Nick_Wilde_7%E2%98%85_KHUX.png/182px-Nick_Wilde_7%E2%98%85_KHUX.png) Nick Wilde[JP]
|
Strength Boost Cost↓ (アタックアップeco, Atakku Appu eco?, lit. "Attack Up eco")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
6★
|
Raises strength by 1 tier for 1 turn.
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x1.67
|
x3.34
|
Single
|
1
|
3
|
7★
|
1 turn: ↑ STR by 1.
|
|
x9.53
|
x19.06
|
Single
|
1
|
3
|
|
Strength Boost III[edit]
![](/w/images/thumb/f/f9/Sebastian_7%E2%98%85_KHUX.png/191px-Sebastian_7%E2%98%85_KHUX.png) Sebastian
|
Strength Boost III (アタックアップⅢ, Atakku Appu III?, lit. "Attack Up III")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
5★
|
Raises strength by 3 tiers for 1 turn.
|
x1.45
|
x1.49
|
x1.53
|
x1.57
|
|
All
|
6
|
—
|
6★
|
Raises strength by 3 tiers for 1 turn.
|
x1.49
|
x1.53
|
x1.57
|
x1.61
|
x1.65
|
x1.69
|
x3.38
|
All
|
6
|
3
|
7★
|
1 turn: ↑ U-STR & STR by 3.
|
|
x6.85
|
x13.70
|
All
|
6
|
3
|
|
Strength Boost III Cost↓[edit]
![](/w/images/thumb/1/1b/Ariel_%26_Flounder_7%E2%98%85_KHUX.png/200px-Ariel_%26_Flounder_7%E2%98%85_KHUX.png) Ariel & Flounder
|
Strength Boost III Cost↓ (アタックアップⅢeco, Atakku Appu III eco?, lit. "Attack Up III eco")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
6★
|
Raises strength by 3 tiers for 1 turn.
|
x1.40
|
x1.44
|
x1.48
|
x1.52
|
x1.56
|
x1.60
|
x3.68
|
All
|
3
|
4
|
7★
|
1 turn: ↑ U-STR & STR by 3.
|
|
x6.76
|
x15.55
|
All
|
3
|
4
|
|
Strength Burst[edit]
![](/w/images/thumb/7/7b/Mowgli_%26_Baloo_5%E2%98%85_KHUX.png/170px-Mowgli_%26_Baloo_5%E2%98%85_KHUX.png) Mowgli & Baloo
|
Strength Burst (アタックアップEX, Atakku Appu EX?, lit. "Attack Up EX")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
5★
|
Raises strength by 1 tier for 1 turn. Slightly recovers HP.
|
x1.36
|
x1.40
|
x1.44
|
x1.48
|
|
All
|
3
|
—
|
|
Strength Burst & Esuna[edit]
![](/w/images/thumb/2/29/Mowgli_%26_Pals_7%E2%98%85_KHUX.png/177px-Mowgli_%26_Pals_7%E2%98%85_KHUX.png) Mowgli & Pals
|
Strength Burst & Esuna (アタックアップ&エスナEX, Atakku Appu & Esuna EX?, lit. "Attack Up & Esuna EX")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
6★
|
Raises strength by 1 tier for 1 turn. Moderately recovers HP and cures own status ailments.
|
x1.43
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x2.45
|
All
|
4
|
2
|
7★
|
1 turn: ↑ STR by 1. HP recovery LV 2. Cures own status ailments.
|
|
x6.79
|
x10.19
|
All
|
4
|
2
|
|
![](/w/images/thumb/2/29/Mowgli_%26_Pals_7%E2%98%85_KHUX.png/177px-Mowgli_%26_Pals_7%E2%98%85_KHUX.png) Mowgli & Pals
|
Strength Burst & Esuna (アタックアップ&エスナEX, Atakku Appu & Esuna EX?, lit. "Attack Up & Esuna EX")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
6★
|
Raises strength by 1 tier for 1 turn. Moderately recovers HP and cures own status ailments.
|
x1.43
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x3.26
|
All
|
4
|
3
|
7★
|
1 turn: ↑ STR by 1. HP recovery LV 2. Cures own status ailments.
|
|
x6.79
|
x13.58
|
All
|
4
|
3
|
|
Strength Burst III[edit]
![](/w/images/thumb/c/c7/Illustrated_Kairi_7%E2%98%85_KHUX.png/183px-Illustrated_Kairi_7%E2%98%85_KHUX.png) Illustrated Kairi
|
Strength Burst III (アタックアップⅢEX, Atakku Appu III EX?, lit. "Attack Up III EX")
|
Rarity
|
Description
|
Damage
|
Target
|
Gauges
|
SAB
|
○○○○○
|
●○○○○
|
●●○○○
|
●●●○○
|
●●●●○
|
●●●●●
|
Max SAB
|
6★
|
Raises strength by 3 tiers for 1 turn. Greatly recovers HP.
|
x1.47
|
x1.51
|
x1.55
|
x1.59
|
x1.63
|
x1.67
|
x3.84
|
Single
|
3
|
4
|
7★
|
1 turn: ↑ U-STR & STR by 3. HP recovery LV 3.
|
|
x9.53
|
x21.92
|
Single
|
3
|
4
|
|
Attack Boost[edit]
![](/w/images/thumb/f/fd/Genie_KHDR.png/100px-Genie_KHDR.png) Genie
|
Attack Boost (アタックアップ, Atakku Appu?, lit. "Attack Up")
|
Description
|
Type
|
Element
|
Power
|
0
|
+1
|
+2
|
+3
|
+4
|
+5
|
+6
|
+7
|
+8
|
+9
|
+10
|
Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
|
|
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
|
Attack Boost 1[edit]
![](/w/images/thumb/d/d6/Key_Art_2_KHDR.png/100px-Key_Art_2_KHDR.png) Key Art #2
|
Attack Boost 1[1] (アタックアップ, Atakku Appu?, lit. "Attack Up")
|
Sub-Ability
|
Description
|
Strength +1 for 10s. Stacking Cards does not increase value. Can be applied more than once.
|
|
Attack Boost 2[edit]
![](/w/images/thumb/0/05/Cloud_KHDR.png/100px-Cloud_KHDR.png) Cloud
|
Attack Boost 2[2] (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
|
Sub-Ability
|
Description
|
Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
|
|
![](/w/images/thumb/d/da/Roxas_KHDR.png/100px-Roxas_KHDR.png) Roxas
|
Attack Boost 2[2] (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
|
Sub-Ability
|
Description
|
Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
|
|
![](/w/images/thumb/3/3e/Marluxia_KHDR.png/100px-Marluxia_KHDR.png) Marluxia
|
Attack Boost 2[2] (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
|
Sub-Ability
|
Description
|
Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
|
|
![](/w/images/thumb/1/1f/Larxene_KHDR.png/100px-Larxene_KHDR.png) Larxene
|
Attack Boost 2[2] (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
|
Sub-Ability
|
Description
|
Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
|
|
![](/w/images/thumb/7/7a/Halloween_Sora_KHDR.png/100px-Halloween_Sora_KHDR.png) Halloween Sora
|
Attack Boost 2[2] (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
|
Sub-Ability
|
Description
|
Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
|
|
![](/w/images/thumb/7/7f/Xemnas_KHDR.png/100px-Xemnas_KHDR.png) Xemnas
|
Attack Boost 2[2] (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
|
Sub-Ability
|
Description
|
Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
|
|
![](/w/images/thumb/e/e3/Sa%C3%AFx_KHDR.png/100px-Sa%C3%AFx_KHDR.png) Saïx
|
Attack Boost 2[2] (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
|
Sub-Ability
|
Description
|
Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
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![](/w/images/thumb/f/f1/Sora_%26_Riku_KHDR.png/100px-Sora_%26_Riku_KHDR.png) Sora & Riku
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Attack Boost 2 (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
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Sub-Ability
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Description
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Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
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![](/w/images/thumb/d/d6/Key_Art_8_KHDR.png/100px-Key_Art_8_KHDR.png) Key Art #8
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Attack Boost 2 (アタックアップ2, Atakku Appu 2?, lit. "Attack Up 2")
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Sub-Ability
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Description
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Strength +2 for 10s. Stacking Cards does not increase value. Can be applied more than once.
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Gallery[edit]
Attack Boost first appeared as an ability in Kingdom Hearts Birth by Sleep.
Notes and references[edit]