Improved Polearm Master (For Glaives)

“Polearm Master” -

You gain the following benefits:

 

• When you take the Attack action and attack with only a glaive, halberd, quarterstaff, or spear, you can use a bonus action to make a melee attack with the opposite end of the weapon. This attack uses the same ability modifier as the primary attack. The weapon's damage die for this attack is a d4, and it deals bludgeoning damage.
• While you are wielding a glaive, halberd, pike, quarterstaff, or spear, other creatures provoke an opportunity attack from you when they enter the reach you have with that weapon
• If you are wielding a glaive you gain the following benefits 

Once per turn you can use your reaction to deal 1d6+prof mod to an enemy that targeted you or another enemy within 5ft of it or you

If you are only wielding a glaive and are proficient with it you gain bonus to your AC equal to your proficiency bonus if you are wearing armor and your attacking stat with this weapon your strength stat dexterity stat and constitution stat all have a modifier of +1 or higher

While only wielding a glaive with both hands you can use it to gain all the benefits of a shield