Converging Storms

Accumulate {1}{r} (You may pay an additional {1}{r} any number of times as you cast this spell. For
each time you do, increase all values indicated in its
text by 1. This effect affects costs as well.)
Converging Storms deals 1 damage to up to four different targets. If a creature dealt damage this
way would die, exile instead of putting anywhere.
''Now I'll show you how to fry not only one Dragon
at a time, but four.'' —Chandra dueling Sarkhan