The Trickster

He takes the form of a misty black figure that takes the form of a raven, or unnameable creatures. He is the patron of trickery.

Expanded Spell List

The Fiend lets you choose from an expanded list of spells when you learn a warlock spell. The following spells are added to the warlock spell list for you.

Fiend Expanded Spells

Spell Level	Spells
1st	burning hands, command
2nd	blindness/deafness, scorching ray
3rd	fireball, stinking cloud
4th	fire shield, wall of fire
5th	flame strike, hallow

Mimicry

You can mimic sounds you have heard, including voices. A creature that hears the sounds you make can tell they are imitations with a successful Wisdom (Insight) check opposed by your Charisma (Deception) check.

Comprehend Languages

You are able to cast comprehend languages as a cantrip. You are only restricted to using it 5 times per long rest.

Space-Morph

You are able to morph threw objects blinking in and out of the Ethereal plane. You can go threw anything solid that is no more then 5ft of travel distance threw it (this includes walls, meaning you can go into a 5ft wall then go past it with the rest of your movement). If you end up not making it threw an object you are pushed the way you came and take 4d10 force damage. You can do this the amount of time equal to your Charisma Save Modifier.

Trans-morph

When you see a creature or person that is the same or smaller size then you you can instantly change into there appearance. 

You can only use this feature the amount of time as your Charisma Modifier. Then you must take a long rest.