shadow guard

our part of the ancient order know as the shadow guard those that mix the power of light and dark to bring down those who champion one side of your power and to protect the shadow an item made from light and dark of near endless power once they grow strong enough.

walks in shadows

Starting at 3rd level, you gain 60ft of darkvision if you did not already have it and you gain a plus 10 ft bonus to speed when in dim light or darkness.

weave the shadows

When you choose this archetype at 3rd level, you gain the ability to weave light and dark to dazzle your foes.when you hit with a sneak attack you can change the sneak attack damage too radiant or necrotic and make the hit creature make a con save (dc 6+your proficiency bonus+your charisma mod) or become blinded until the start of their next turn. you can use this ability a number of times  equal to your proficiency bonus and regain all uses on a short or long rest. 

shadow guard

Starting at 9th level, you have been admitted into the elite circle of the shadow guard and you learn special skills they use to guard the shadow. as a reaction when a creature  would make an attack roll against a creature with in 30ft of you ,you can roll a d4 and subtract the number from the attack roll.if you roll an  a 1 on the die you gain temp hp equal to twice your charisma mod.

armor of shadows

By 13th level, you have learned enough about the workings of light and dark that they can protect you from harm.when you make a sneak attack you gain a number of temporary hit points equal to half(rounded up) the sneak attack damage dealt.while yo have these temp hit points you have immunity to radiant and necrotic damage.

master of shadows

When you reach 17th level, you have become an avatar of light and dark your shadow guard die changes from a d4 to a d8 and the temp hp effect happens on a 8 or 1.if the target of shadow guard is blinded it does not expend reaction and you gain temp hp no matter what you roll.shadow weave now lasts until the end of the effect creatures next turn.