Arein's Elemental Staff Of Absorbtion.

Credit to ULTIMATESAURON for making this

This staff has 5 charges, and it recovers 1d4+1 charges every long rest. You can use one charge to cast absorb elements, but the damage bonus only applies to this staff, and the duration becomes unlimited. You cannot have the same element absorbed in the staff twice at the same time. You gain resistance to the damage types of whatever types are currently absorbed by the staff.

The staff deals 2d6 force damage on hit.

You gain immunity to force damage.

While attuned to the artifact, you can’t be charmed or frightened.

While attuned to the artifact, you gain proficiency in arcana or expertise if you already have it.

While attuned to the artifact, your intelligence increases by 2, to a maximum of 24.

While attuned to the artifact, elemental energy that does not deal damage bursts out from you.

While you are attuned to the artifact, animals within 30 feet of you are hostile toward you.

While you are attuned to the artifact, monstrosities are always hostile toward you.

Notes: Attune