The core spawn dragonborn comes in many difference sizes and strong suits, some are strong and dumb, others are intelligent but lack physical strength, due to the fact its associated with the corrupted core, getting a +2 to two ability scores, but also -2 to one ability score

Not many have crossed paths with this creature, but some say they might live for century's, around 800 to 1000 years

You are around 9 to 13 feet tall and have a bulky or slender build, so around 250 to 350 pound. Your size is Medium.

Your base walking speed is 30 feet, and also have a base climbing speed of 30.

 you have Blindsight 20 ft., Tremorsense 40 ft.

You are immune to being frightened and have expertise in intimidation

you gain resistance to Fire and Psychic 

you get 2 natural weapons, your bearded tentacles and bite 

the bite deals 1d8 + STR modifier and 1d4 of acid

the tentacles deal 1d6 + STR modifier and has a chance to grapple 

You can use your action to let out a vomit of acid . When you use your corrupting vomit, each creature in the area of the blast must make an constitution saving throw. The DC for this saving throw equals 8 + your constitution modifier + your proficiency bonus. A creature takes 2d8 psychic damage on a failed save, and half as much damage on a successful one. The damage increases to 3d8 at 5th level, 4d8 at 10th level, and 5d8 at 15th level. you can use your corrupting vomit a number of times equal to your proficiency bonus. 

If the dragonborn takes radiant damage, each creature within 20 feet of it takes that damage as well.

The dragonborn has the ability to shed dim light in a 20-foot radius

you can speak, read, write in common and deep speech.

Due to their relation with the core they are normally chaotic, but never good