Call to the Heavens and Stars

A shout to the skies above lingers throughout the land, shaking the earth around the caster. Suddenly, the answer comes forthwith the appearance of thousands of stars visible even in daylight. Pure magic pours from the skies and impact the earth within 100 ft around the caster exploding in colorful starlight drained from the very stars themselves.

Must make a DC CON save of 30 or be blinded and reduced to 1 hp with 2 Death Saves (Caster Included). On a success, the affected must take 5d20 radiant damage and 5d12 fire damage.