The crumbling realm of Maladomini is ruled by Baalzebub, who excels at corrupting those whose minor sins can be transformed into acts of damntaion. Tielflings linked this this archdevil can corrupt others both physically and psychically.
Ability Score Increase. Your Charisma score increases by 2, and your Intelligence score increases by 1.
Legacy of Maladomini. You know the thaumaturgy cantrip. When you reach 3rd level, you can cast the ray of sickness spell as a 2nd-level spell once with this trait and regain the ability to do so when you finish a long rest. When you reach 5th level, you can cast the crown of madness spell once with this trait and regain the ability to do so when you finish a long rest. Charisma is your spellcasting ability for these spells.