Tactical Combatant Feat

You excel at creating opportunities for other. You gain the following benefits:

Prerequisite: 4th level

• Ability Score Increase. Increase one ability score of your choice by 1.
• Combat Help. Once per turn when you take the Attack action, you can replace one attack with the Help action.
• Varied Tactics. When you take the Help action to aid a friendly creature in attacking a target, the range becomes 10 feet and you can Help an additional creature as part of the same action.

Source: KCLL, page 197