Fire Boost

Fire Boost (ファイアアップ) is an ability introduced in Kingdom Hearts Chain of Memories. It increases the damage the user inflicts with -based attacks. It can be multi-installed to increase its effects.

Mechanics
In Kingdom Hearts Chain of Memories, Fire Boost is an enemy card effect that costs 20 CP to add to the deck and lasts for one reload.

In Kingdom Hearts II, Fire Boost is a that costs 3  to equip.

In Kingdom Hearts Birth by Sleep, Fire Boost is a that can be installed up to three times.

In Kingdom Hearts 3D: Dream Drop Distance, Fire Boost is a that can be equipped up to three times.

In Kingdom Hearts III, Fire Boost is a that costs 4  to equip.

Kingdom Hearts Chain of Memories

 * The Red Nocturne enemy card has Fire Boost as its effect.
 * The Black Fungus enemy card can randomly activate Fire Boost.
 * The Darkside enemy card can mimic an enemy's Fire Boost.

Kingdom Hearts II

 * Sora learns Fire Boost at level 15 with the Dream Rod, 23 with the Dream Sword, and 33 with the Dream Shield.
 * Donald learns Fire Boost after defeating Scar.
 * Mulan learns Fire Boost after losing her disguise.
 * Jack Skellington has Fire Boost as a default ability.
 * The Bond of Flame has Fire Boost as its equipment ability.

Kingdom Hearts II Final Mix

 * Sora learns Fire Boost at level 15 with the Dream Rod, 23 with the Dream Sword, and 33 with the Dream Shield.
 * Donald learns Fire Boost after defeating Scar.
 * Mulan learns Fire Boost after losing her disguise.
 * Jack Skellington has Fire Boost as a default ability.
 * The Bond of Flame has Fire Boost as its equipment ability.
 * The Rising Dragon has Fire Boost as its equipment ability.

Kingdom Hearts Birth by Sleep

 * Fire Boost can be attached to a or  Command recipe through Command Melding, either randomly or by applying a Shimmering Crystal.

Kingdom Hearts 3D: Dream Drop Distance

 * Sora and Riku can purchase Fire Boost from the Hebby Repp Ability Link for 30, 50, and 100 Link Points.
 * Sora and Riku can purchase Fire Boost from the Tyranto Rex Ability Link for 30, 50, and 100 Link Points.
 * Sora and Riku can purchase Fire Boost from the Chef Kyroo Ability Link for 30 and 50 Link Points.
 * Sora and Riku can purchase Fire Boost from the Peepsta Hoo Ability Link for 30 and 50 Link Points.
 * Sora and Riku can purchase Fire Boost from the Ryu Dragon Ability Link for 30 and 50 Link Points.
 * Sora and Riku can purchase Fire Boost from the Tatsu Blaze Ability Link for 30 and 50 Link Points.
 * Sora and Riku can purchase Fire Boost from the Drak Quack Ability Link for 15 Link Points.
 * Sora and Riku can purchase Fire Boost from the Eaglider Ability Link for 30 Link Points.
 * Sora and Riku can purchase Fire Boost from the Sudo Neku Ability Link for 30 Link Points.
 * Sora and Riku can purchase Fire Boost from the Yoggy Ram Ability Link for 30 Link Points.

Kingdom Hearts III

 * Sora learns Fire Boost at level 14 with the Power of the Warrior, level 9 with the Power of the Mystic, and level 16 with the Power of the Guardian.
 * Donald learns Fire Boost after defeating the Heartless at the within the time limit.
 * The Dawn Till Dusk has Fire Boost as its equipment ability.
 * The Mage's Staff+ has Fire Boost as its equipment ability.
 * The Master Medal has Fire Boost as its equipment ability.
 * The Fire Cufflink has Fire Boost as its equipment ability.
 * The Celestriad has Fire Boost as its equipment ability.