Shadow Walker

Those who walk the path of the Shadow Walker walk a dark path.

Shadow Step

Shadow stepping allows you to magically meld into the shadows.This ability allows you to teleport in any direction to a space that is not currently occupied by a creature up to 1plus your proficiency bonus plus your wisdom modifier. Shadow Step distance increases by 10 feet at 7th, 11th and 15th level. Does not require a slot if performed in dim or dark light.

Arrow Shadow or Fast as Darkness

You gain one of the following abilities;
a/. You gain the ability to wreath your arrow in shadow dealing an extra 1D8 necrotic damage up to 1 plus your wisdom modifier. In addition you can expel a spell slot to increase the damage by 1D8 for every level of spell slot expended. (Maximum 6D8)
b/. You gain the ability to shadow step as a reaction to avoid an attack that you can see that would otherwise hit you.

Vale of Shadow or Shadow Copy

You gain one of the following features;
a/. You gain the ability to wreath yourself in a cloak of shadows. All creatures that cannot see through magical darkness have disadvantage on attack rolls against you unless you have taken radiance damage since the start of your last turn.
b/. You gain the ability to create an exact copy of you as an action turning invisible in the process. This copy can do anything you can do it has half your hit points and it lasts for one minute unless it is destroyed or you dispel it. You can use this once per long rest.

Shadowy Form or Dark Invulnerability

You gain one of the following features;
a/. You gain resistance to all non magical bludgeoning, piercing, slashing and elemental damage and immunity to necrotic.
or
b/. You gain immunity to all damage except radiance damage for 1 minute. You can use this ability once per long rest.