The Unweave

similar to the hex blade The Unweave is from the shadow fell. The Unweave is a sentient void that wants nothing more then to consume the Weave where all magic is born. The Unweave is the most potent source of Mage burn there is. It is ancient magic that has grown stale and can no longer join back with the Weave. Those bound to The Unweave have use of ancient shadow fell magic and can use Mage burn and other dead spells. The Unweave will have you seek out magic and those who use it to ether destroys it or kill it turning it in to mage burn. Polluting the Weave with mage burn is the goal of The Unweave and you should you form a pack

Dark One’s Blessing

Starting at 1st level, when you reduce a hostile creature to 0 hit points, you gain temporary hit points equal to your Constatation modifier + your warlock level (minimum of 1).

Forced Unweave

Starting at 6th level, by touching you can cut a magic user off from the weave for a hole encounter. they can't use any leveled spells but all there magic items still work and they can still cast cantrips.  

Once you use this feature, you can’t use it again until you finish a short or long rest.

Magic Resilience

Starting at 10th level, you can choose one magical damage type when you finish a short or long rest. You gain resistance to that damage type until you choose a different one with this feature. 

Face the Void

Starting at 14th level, when you hit a creature with an attack, you can use this feature to instantly transport the target in to The Unweavel. The creature disappears and hurtles through a endless void of mage burn.

At the end of your next turn, the target returns to the space it previously occupied, or the nearest unoccupied space. If the target is not a fiend, it takes 2d10 necrotic 2d10 fire 2d10 cold 2d10 acid 2d10 radiant damage as it reels from its horrific experience.

Once you use this feature, you can’t use it again until you finish a long rest.