Amulet of the Darkstar

Soul Siphon: When you hit a creature with using an unarmed strike, you may regain one spell slot. You can use this feature once per long rest.

Dark Form:  While in dim light or darkness the staff activates, granting you benefits. During this activation, the staff wreathes you in dark flame as you feel a closer connection to the infernal plane.

• You can use your Channel Divinity feature without expending one of the feature’s uses. Once this property is used, it can’t be used again until the next dawn.
• Your base AC becomes 14 + Dexterity modifier
• You gain a +1 bonus to spell attacks and spell save DC

Notes: Bonus: Spell Attacks, Bonus: Spell Save DC