Disintegrate

The target makes a Dex save. On a failure, it takes
10d6 + 40 force damage.
A disintegrated creature is reduced to a pile of
dust. The creature can be restored to life only by
a true resurrection or a wish spell. If the target is a
Huge or larger object, this spell disintegrates a
10 ft. cube portion of it. A magic item is
unaffected by this spell.
At Higher Levels. When you cast this spell using
a spell slot of 7th level or higher, the damage
increases by 3d6 for each slo