Homebrew Dark Dragonborne Species Details

Created by accident these muscular beings are very dangerous and shunned by society. Dark halos hover above their heads. Dark scales and molten magma looking skin hidden under it this race was borne into being when a necromancer tried to create dragolich like beings out of Red Dragonbornes. Their  eyes where pools of darkness. They are incredabaly strong but thier bodies have become twisted and are less agile.

Dark Dragonborne Traits

When you take the Attack action on your turn, you can replace one of your attacks with an exhalation of necrotic energy in a 30-foot cone. Each creature in that area must make a Dexterity saving throw (DC = 8 + your Constitution modifier + your proficiency bonus). On a failed save, the creature takes 1d10 necrotic damage. On a successful save, it takes half as much damage. This damage increases by 1d10 when you reach 5th level (2d10), 11th level (3d10), and 17th level (4d10). You can use your Breath Weapon a number of times equal to your proficiency bonus, and you regain all expended uses when you finish a long rest. You have a +3 to Str +1 to Con but -2 to Dex. You have proficiency in martial weapons. You can hold two handed weapons in one hand. You are shunned my most socities.