the dragon

you can use magic

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	thunder wave, shield
2nd	invisibility, darkness
3rd	fireball, [Tooltip Not Found]
4th	[Tooltip Not Found], dimension door
5th	wall of force, cone of cold

draconic favour

you can speak read and wright draconic 

Starting at 1st level, you can use a bonus action to expend a spell slot of first level or higher when you do you regain 5 times that many hit points 

Starting at first level you can change any necrotic or force damage to lightning, thunder, fire, acid or poison 

draconic rage

Starting at 6th level, your armour includes your charisma modifier and you gain resistance to an elemental damage type of your choice

draconic flight

Starting at 10th level, you can magically conger wings as a free action on your turn. you gain a flying speed of 60 feet and hover, if you already have a flying speed it increases by 60 feet 

when you fly with these wings you can use a bonus action to push someone 60 feet away from you 

dragon soul

Starting at 14th level, you stop ageing and cannot be aged by magic or magical effects 

once each long rest you can exhale a 90-foot cone of an elemental damage of your choice all targets must succeed on a dc charisma saving throw or take an amount of d6 equal to twice your level all creatures that succeed take damage equal to your level