Equipping a **Jab, Hook, or Uppercut Skill** will amplify those types of attacks.
1. **Upgrading Jab/Hook/Uppercut Skills**
* Players can use **Skill Points** to **Upgrade** the **Jab/Hook/Uppercut Skills**.
* Upgrading the skills will increase the following:
* **Probability of activating** the Jab/Hook/Uppercut Skill
* **Power** of the Jab/Hook/Uppercut Skill when activated
2. **Special Conditions for Increased Power**
* The power of the Jab/Hook/Uppercut Skill increases under specific conditions:
* **Counter Master**: Increase power upon successful counter
* **Stamina Burner**: Increase power when Stamina is **70% or above**
* **Stunner Hunter**: Increase power when the opponent is in a [Stunned](/game-system/character/status-condition.md) **State**
* **Lucky Puncher**: Increase power **randomly**
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