Hell's Crown Prince

You are a crown prince of Hell who inherit the full power of Hell little by little, you could say that Hell is coming with you wherever you go. 

Hell's Fortitude

1st-level Hell's Crown Prince Feature

 

The power of Hell and the Dead always protect you from harm's way in direct or indirect way.

Your base AC when you are unarmored is 13+ Dex Mod + Cha Mod

You gain a bonus to any Constitution saving throw you make to maintain your concentration on a spell. The bonus equals your Charisma modifier

First guardian

1st-level Hell's Crown Prince Feature

 

Like Hades has Cerberus, you as the crown prince of hell have 1 creature as your guardian.

Choose 1 creature with CR as high as your proficiency bonus and it will act as your guardian. 

Your guardian will be undead.

As a bonus action, you can summon your guardian and give it a command as you like without spending an action. You can communicate with it telepatically as long as its still 100 ft from you. 

You can use this feature once every long rest and if your guardian die you will need to spend sorcery point as many as its CR to summon it back again. 

Hell Spawn

6th-level Hell's Crown Prince Feature

 

Your control of your summon from the underworld became much much stronger and now all the damage they deal is considered magical.

Hell's Extention

14th-level Hell's Crown Prince Feature

Your connection to Hell became stonger and now the Domain of Hell starts to leakout from your body out to your surroundings, protecting you from danger.

You are in constant effect of the spell Circle of Power, but the effect only goes to you. 

Hell's Collide

18th-level Hell's Crown Prince Feature

 

Your control over the Hell's Domain raising stronhger and you are now able to control part of it. You try to collide the Hell's Domain with any rules in the world you are in, resulting in you gain control of the world for a brief moment.

You learn Wish Spell and you can ignore the bad effect of it if you use this feature, and you can also ignore the chance of you not bejng able to use it again.

You can only use Wish spell this way once every 7 days.