Brightling (5e Race)

[Demon Tongue]

Planetouched of the Postive Plane

Ability Score Increase. Charisma increase by 2 and Wisdom by 1.
Age. Slightly more than humans
Alignment. Almost always good.
Size. Same as humans.
Speed. 30 feet.
Blinding Light. Once per short or long rest, you can send out a blast of light from your body blinding your foes. All hostile creatures within 30 feet of you must succeed a Constitution saving throw or be blinded for a minute. Your foes can repeat the save on their turns. The save DC is 8 + Constitution modifier + proficiency.
Positive Resistance. Resistant to radiant damage.
Positive Legacy. You know the light can trip. Once you reach 3rd level, you can cast the flaming sphere spell once with this trait, and you regain the ability to do so when you finish a long rest. Once you reach 5th level, you can cast the daylight spell once with this trait as a 3rd-level spell, and you regain the ability to do so when you finish a long rest. Charisma is your spellcasting ability for these spells.
Languages. You can speak, read, and write Common and one of your choice.

Open to feedback.

[JNAProductions]

Blinding Light needs to offer a save every round to negate the blindness. In addition, how does one determine the save?

[Demon Tongue]

Blinding Light needs to offer a save every round to negate the blindness. In addition, how does one determine the save?

Okay. and same way you do for a dragonborn's breathe weapon.