Phalanx Fighter (5e Feat)

You've mastered combat tactics that you have learned to best fight as a team. You gain the following benefits:

When you use the Help action to aid another creature in combat, that creature has advantage on each attack roll made against your target.
When you are aided or aiding in combat against a creature, the aided creature has a +2 to damage rolls.
As a bonus action on your turn, you can increase your reach with a weapon with the versatile property by 5 feet for the rest of your turn.