Shadow Walker

After spending so much time in the shadows you've noticed that you have gained the ability to bring them with you where ever you go. The shadow surrounds you, hiding you from your enemies giving you the ability to always have the jump on them. 

Shadow Weaver

Beginning at 3rd level, you can summon shadows at any time. You gain the ability to cast Darkness, with the target being self. Once you have used this feature a number of times equal to your Intelligence modifier, you must complete a long rest before you can use it again.

One With The Shadows

Starting at 3rd level, you are comfortable when surrounded by the darkness. When you are surrounded by the darkness, you gain advantage on Dexterity (Stealth) checks. In addition moving through nonmagical difficult terrain costs no extra movement if you are under the cover of darkness. You are also able to see through the darkness as if you were unaffected.

Eyes Of The Dark

Starting at 9th level you are able to grant a number of creatures equal to your intelligence modifier the ability to see through the darkness just as well as you can. 

Imbued With the Shadows

Starting at 9th level, after spending so long in the shadows they have now began to follow your command. while you have darkness activated you can now imbue your weapons with the shadows themselves. This effect is active for 1 minute and you regain it on a short or long rest. when a creature is hit with this ability the take an extra 1d6 necrotic damage and has to make a DC 10 + Con + Proficiency saving throw or they will have suffered internal damage and take 1d4 necrotic damage for the next three turns, as the shadows have pierced there insides.

Deathly Shadows

Starting at 13th level, the shadows are now further under your control, as an action you can cause the shadows around you to become an almost deadly gas. You can infuse your shadow with the Cloudkill ability, spreading poison through your shadow while you and everyone under the effects of Eyes of the Dark are immune to its effects.

One With The Darkness

At 17th level you are now able to totally blend into the shadows. As a bonus action you can now enter an almost ethereal form while your darkness is activated. where you now have resistance to bludgeoning, slashing, and piercing damage, any attack rolls against you have disadvantage and you can move through and past enemy creatures without provoking opportunity attacks. This form lasts as long as your darkness is activated. and can be used once a day, recharging on a short or long rest.