Clear Blue Sky

You can't cast this spell unless you control a
creature with Sun Breathing.
Tap target untapped creature you control with
Sun Breathing, That creature deals 5 damage
to any target.
"Rengoku didn't lose! He didn't let anybody die!
He fought to the end! He protected them to the
end! You're the one who lost! It's Rengoku who
won!" -Tanjiro Kamado