Shroud of the Hells

General Feat (Prerequisite: Level 4+, Tiefling Species)

You gain the following benefits.

Ability Score Increase. Increase your Strength or Constitution score by 1, to a maximum of 20.

Infernal Constitution. You have Resistance to Poison damage. You also have Advantage on saving throws you make to avoid or end the Poisoned condition.

Rebuking Shroud. Whenever you cast a spell that deals the same damage types as your Fiendish Legacy, you can cause a shroud to wreathe you until the end of your next turn. While the shroud is present, any creature within a 5-foot Emanation that hits you with a melee attack takes 1d4 damage of your Fiendish Legacy damage type.