Void Beam

You Gather Void and Shadow Energy, force it to coalesce, and Fire it in a beam to eradicate anything in your path. When this spell is cast, roll a d20, on a 2-19 The spell works as normal, on a 1, the Spell misfires, and the caster takes 3d12 Necrotic Damage, and the spell does not work, and on a 20, the Caster may Choose either to double the spells range, increase the width by 5 feet, or add 2d12 to it's damage output. There is no Modifier for this Roll.

The Beam appears as a 5 foot wide circle, appearing as if someone erased existence, the deepest black being the only color within the beam. Any Creature that would be hit by the spell must make a Dexterity Saving Throw against the Spell-Casters Spell Save DC, on a Success they Take no Damage, but become Stunned for 1 round, and when they are no longer stunned, are Frightened of the Caster for 1d4 rounds. On a Failure, the Creature takes 15d12 Damage, Of no specific type, that ignores any immunities or Resistances. If the Creature Dies from this damage, their body is erased, along with anything on their body, there are no ashes, and they were not teleported to another plane, they were simply erased from existence. If the damage does not Kill the Creature, Then roll a d6, depending on the number, the following effects shall occur to the creature:

1-2: The Creature's armor (If they were wearing any) Is Erased, and cannot be repaired. The same applies to any currently equipped Weapons.

3-5: The Creature Loses One Limb, at the DM's Discretion, any items or armor that were attached to or wielded by the lost limb are also erased.

6: The Creature is Teleported to a Random Plane of Existence for 1d6 Rounds, while there they are considered unconcious, and are returned to the spot they were prior to teleportation, or the nearest non occupied spot when the effect ends, upon returning, they are Frightened of the Caster for 1 minute.

This Spell Can Pierce through Material Objects, including walls, there is no material currently known that will stop it, anything non living caught in the area of the Beam will be Erased the second the beam touches it, although if the Beam only hits a portion of an object, like the corner of a box, only the part the beam hit will be erased, leaving a perfect curved cut out on the box.