Son of The Inferno

Born with a devilish ancestry, you carry the powers of the inferno from which you came.

Devil Kin

You can speak read and write Infernal. Whenever you make a Charisma check when interacting with devils, your proficiency bonus is doubled if it applies to the check.

Infernal Presence

As a bonus action you can summon the influence of the Inferno, for a number of turns equal to your sorcerer level your body smolders and distant echoes of screams are heard by anyone who can see you. You have advantage on intimidation check rolls and saving throws against charm effects. You must finish a long rest before you can use this feature again.

Born of Fire

Starting at 6th level, you have resistance to fire damage. Whenever you take fire damage you can use your reaction and spend 1 sorcery point to add the damage reduced by your resistance to the next spell you cast that causes fire damage as long as it is cast within a number of minutes equal to your level in sorcerer.

Torturer of Souls

Also from 6th level, you can use an action to cast speak with dead as the spell. When you do - each time the soul tries to lie or avoid your question it suffers torment forcing the truth out of it, it must succeed on a wisdom saving throw or tell you the truth. You suffer 1 point of exhaustion after using this feature and must finish a long rest before you can use it again.

Fires of Hell

Upon reaching 14th level you can channel the Fires of Hell with ease, spells up to 5th level that cause fire damage count as cantrips for you for the purpose of casting 2 spells in the same turn.

Archdevil

Your power invokes a change in you and you take your full devil form. You sprout two leathery wings matching your color and have a fly speed of 30 ft. You have advantage on saving throws against spells and other magical effects. As an action you can attempt to summon an Erinyes from The Nine Hells. Make a persuasion check against a DC of 25, on a success the Erinyes appears in an unoccupied space within 60 ft. of you and acts as your ally. It remains for 1 minute, until it or you dies, or until you dismisses it as an action. You cannot attempt another summon using this ability for 24 hours.