Ring of Crushing (5e Equipment)

Ring, rare (major tier) (requires attunement)

A ring that can create a powerful crushing force, used often by spellcasters in battle. It creates an energy column on a creature that cause almost unavoidable.

Crush. As an action, you create a powerful crushing energy on a creature you can see within 50 feet of you. That creature and any other creatures in its space must make a DC 17 Dexterity saving throw, taking 18 (4d8) force damage on a fail, or half on a success. This damage cannot be prevented in any way other than magic.