(Prerequisites: 15th level) You can see the true form of any shapechanger or creature concealed by illusion or transmutation magic while the creature is within 30 feet of you and within line of sight.
(Prerequisites: 9th level) You can cast speak with dead at will, without expending a spell slot.
(Prerequisites: Pact of the Chain) You can communicate telepathically with your familiar and perceive through your familiar's senses as long as you are on the same plane of existence. Additionally, while perceiving through your familiar's senses, you can also speak through your familiar in your own voice, even if your familiar is normally incapable of speech.
(Prerequisites: 15th level) You can cast arcane eye at will, without expending a spell slot.
(Prerequisites: 5th level, Pact of the Blade) You can attack with your pact weapon twice, instead of once, whenever you take the Attack action on your turn.
You can cast bane once using a warlock spell slot. You can't do so again until you finish a long rest.
(Prerequisites: 5th level) You can cast bestow curse once using a warlock spell slot. You can't do so again until you finish a long rest.
(Prerequisites: 7th level) You can cast polymorph once using a warlock spell slot. You can't do so again until you finish a long rest.
(Prerequisites: eldritch blast cantrip) When you hit a creature with eldritch blast, you can push the creature up to 10 feet away from you in a straight line.
(Prerequisites: 9th level) You can cast jump on yourself at will, without expending a spell slot or material components.
(Prerequisites: 5th level) When you are in an area of dim light or darkness, you can use your action to become invisible until you move or take an action or a reaction.
You can cast silent image at will, without expending a spell slot or material components.
(Prerequisites: 5th level) You can cast slow once using a warlock spell slot. You can't do so again until you finish a long rest.
(Prerequisites: 9th level) You can cast conjure elemental once using a warlock spell slot. You can't do so again until you finish a long rest.
(Prerequisites: 15th level) You can cast alter self at will, without expending a spell slot.
You can cast disguise self at will, without expending a spell slot.
(Prerequisites: 12th level, Pact of the Blade) When you hit a creature with your pact weapon, the creature takes extra necrotic damage equal to your Charisma modifier (minimum of 1).
You can use your action to touch a willing humanoid and perceive through its senses until the end of your next turn. As long as the creature is on the same plane of existence as you, you can use your action on subsequent turns to maintain this connection, extending the duration until the end of your next turn. While perceiving through the other creature's senses, you benefit from any special senses possessed by that creature, and you are blinded and deafened to your own surroundings.
You can cast false life on yourself at will as a 1st-level spell, without expending a spell slot or material components.
You can read all writing.
(Prerequisites: eldritch blast cantrip) When you cast eldritch blast, its range is 300 feet.
You can cast detect magic at will, without expending a spell slot.
(Prerequisites: 7th level) You can cast confusion once using a warlock spell slot. You can't do so again until you finish a long rest.
You can see normally in darkness, both magical and nonmagical, to a distance of 120 feet.
(Prerequisites: 15th level, Pact of the Chain) You can cast hold monster at will—targeting a celestial, fiend, or elemental—without expending a spell slot or material components. You must finish a long rest before you can use this invocation on the same creature again.
(Prerequisites: Pact of the Tome) You can now inscribe magical rituals in your Book of Shadows. Choose two 1st-level spells that have the ritual tag from any class's spell list. The spells needn't be from the same spell list. The spells appear in the book and don't count against the number of spells you know. With your Book of Shadows in hand, you can cast the chosen spells as rituals. You can't cast the spells except as rituals, unless you've learned them by some other means. You can also cast a warlock spell you know as a ritual if it has the ritual tag.
On your adventures, you can add other ritual spells to your Book of Shadows. When you find such a spell, you can add it to the book if the spell's level is equal to or less than half your warlock level (rounded up) and if you can spare the time to transcribe the spell. For each level of the spell, the transcription process takes 2 hours and costs 50 gp for the rare inks needed to inscribe it.
(Prerequisites: 7th level) You can cast compulsion once using a warlock spell slot. You can't do so again until you finish a long rest.
You gain proficiency in the Deception and Persuasion skills.
You can cast speak with animals at will, without expending a spell slot.
(Prerequisites: 9th level) You can cast levitate on yourself at will, without expending a spell slot or material components.
You can cast mage armor on yourself at will, without expending a spell slot or material components.
(Prerequisites: eldritch blast cantrip) When you cast eldritch blast, add your Charisma modifier to the damage it deals on a hit.