Staff of Power
Staff, very rare, requires attunement by a sorcerer, warlock, or wizard · 2014 rules, SRD 5.1
+2 quarterstaff; +2 AC, saves and spell attacks; 20 charges: cone of cold, fireball, globe of invulnerability, hold monster, levitate, lightning bolt, magic missile, ray of enfeeblement, wall of force; retributive strike.
Also in the 2024 rules (SRD 5.2).