Pikeman

You gain the following benefits when you are wielding a pike with both hands:

• Other creatures provoke an opportunity attack from you when they enter your reach.
• You have Advantage on Attack rolls against a creature within reach to at least one of your allies holding a melee weapon and the ally isn't Incapacitated.
• You have a bonus +2 AC while standing within 5 feet of at least one of your allies wielding a Reach weapon or a shield and the ally isn’t Incapacitated.