Arcane Mine (Psychic)

A small land mine containing hundreds of steel balls, each enchanted to deal Psychic damage.

Any creature within 20 feet when the mine is triggered must succeed on a DC 15 Dexterity saving throw or take 4D6 Piercing damage, or half on a successful save.  Additionally, each affected creature must succeed on a DC 15 Constitution saving throw or take an additional 4D6 Psychic damage, or half on a successful save.

The mine may be set to be triggered by proximity, pressure, or tripwire.

Notes: Damage: Piercing, Damage: Psychic, Damage, Warding