Eldritch Invocations

Arcanum Smite

Prerequisite: 11th level, Pact of the Blade, Eldritch smite eldritch invocation

Once per turn when you hit a creature with your pact weapon, and use your eldritch smite invocation you can instead of expending a spell slot, expend a use of you mystic arcanum feature treating it as a spell slot of an equivilant level. For example mystic arcanum (6th level) is treated as a 6th level spell slot.

Baleful Hexcurse

Prerequisite: The Hexblade patron, 5th level

When you target a creature with your hexblades curse, you can cast hex on the target, without expending a spell slot. The casting level of hex equals the level of your spell slots gained by your pact magic feature. Once you use this ability you cannot use it again until you finish a long rest.

Cieling Walker

Prerequisite: 9th level

You can cast Spider climb on yourself at will without spending a spell slot.

Cripling Hex

Prerequisite: hex spell.

Whenever you cast hex on a target, in addition to giving that target dissadvantage on a ability checks made with the chosen ability, they also have dissadvantage on saving throws of the same chosen ability.

Shadow caller

Prerequisite: 3rd level

You can cast Darkness without spending a spell slot or material components. You regain the ability to do so when you finish a long rest.

Third Eye

Prerequisite: 7th level

You are immune to the blinded condition and you gain blindsight up to 30 feet.

Unnerving Focus

When concentrating on a spell, taking damage equal to or less than your character level does not require you to make a concentration check to remain concentrating on the spell.

Undying Focus

When concentrating on a spell, you don't lose concentration on a spell for being incapacitated, however you do lose concentration if you fail a death saving throw.