race features:
Hellish Resistance
You have resistance to fire damage.
Darkvision
Thanks to your infernal heritage, you have superior vision in dark and dim conditions. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can't discern color in darkness, only shades of gray.
Infernal Legacy.
You know the Thaumaturgy cantrip.
When you reach 3rd level, you can cast the Hellish Rebuke 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 Darkness 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.
Demon Blood Variant
Feral
Your Dexterity score increases by 3. This replaces the Ability Score Increase trait.
Winged
You have bat-like wings sprouting from your shoulder blades. You have a flying speed of 30 ft. This trait replaces The Infernal Legacy trait.
Boiling Blood Variant
Angy-able
Your Strength score increases by 3. This replaces the Ability Score Increase trait.
Chaos Flame
You know the Thaumaturgy cantrip.
When you reach 3rd level, you can cast the Burning Hands 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 Flame Blade 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. This trait replaces The Infernal Legacy trait.