Combo Boost

Combo Boost (コンボアップ) is an ability which appears in Kingdom Hearts II, Kingdom Hearts II Final Mix, and Kingdom Hearts 358/2 Days. In Kingdom Hearts II and Kingdom Hearts II Final Mix, it increases the damage of the ground finishing move based on the number of hits in the preceding combo, while in Kingdom Hearts 358/2 Days, it increases the damage inflicted by each hit as the combo continues. In Kingdom Hearts II, Combo Boost requires 3 AP to equip.

Kingdom Hearts II

 * Sora learns Combo Boost at level 7 with the Dream Sword, 9 with the Dream Shield, and 17 with the Dream Rod.
 * The Decisive Pumpkin has Combo Boost as its Equipment Ability.

Kingdom Hearts II Final Mix

 * Sora learns Combo Boost at level 7 with the Dream Sword, 9 with the Dream Shield, and 17 with the Dream Rod.
 * The Decisive Pumpkin has Combo Boost as its Equipment Ability.

Rings with Combo Boost

 * Soldier Ring