Staff of Withering
Staff, Rare (requires attunement; cost 5000 gp)
Remains of a creature killed by thespell
(requires attunement by a cleric, druid, or warlock)
This magic quarterstaff has 3 charges and regains 1d3 expended charges each dawn. When you make a successfulwith the staff, you can expend 1 charge to deal an extra 2d10 necrotic damage. The target makes a DC 15 Constitution or for the next hour it has on Strength and Constitution checks and saving throws.