Greater Cleave

General Feat (Prerequisite: Level 4+, Strength 13+)

You gain the following benefits. 

Ability Score Increase. Increase your Strength or Constitution score by 1, to a maximum of 20.

Weapon Heft: When you roll damage an a weapon that has the cleave mastery, Heavy or Versatile properties you can use a bonus action to reroll the dice, and you must use the new roll. 

Pass Through: When you attack with a weapon with the cleave mastery, Heavy or Versatile properties, you can use a bonus action to carry any damage that would take a creature below zero hit points and apply it to another creature within your reach.