PsychoPath

Psychopaths are experts in toying with there enemies and chasing down their prey like a slasher movie killer.

Horrifying Grimace

 When you take this archetype at 3rd level you can now as a bonus action, designate up to 1 creature(s) at first level, (2 at 5th lvl, 3 at 10th lvl) that have line of sight on you within 30ft. Make an intimidation check against each creatures wisdom saving throw, if they fail they are considered horrified. This condition lasts for 1 minute. If a creature succeeds the saving throw they cannot be effected by Horrifying Grimace for 24 hours.
While horrified a creature cannot willingly move directly towards you and you have advantage on melee attacks towards targets under this effect.
You can use this feat a number of times per long rest equal to your charisma modifier.

No were to run

I like the way you bleed

 Starting at 9th level. If you have successfully landed an attack on a creature you gain the following benefits.
If a creature you have struck within the last minute misses a melee attack against you, you can make an opportunity attack against them without using your reaction. you can only make this opportunity attack on a creature once per round.

This Blades for you!

Starting at 13th level. When you use your horrifying grimace on a target(s) or make an intimidation check on a target(s) you can add a held finesse weapons damage die to the roll. If you are dual wielding only add the highest damage die of the two.

Apex Killer

Starting at 17th level. If you land a sneak attack on a creature who is horrified or intimidated you can make another sneak attack on them as a bonus action 
You can use this ability again after a long rest.