Abyssal Spell-blade, +2

While holding this small, rune covered knife on your person, you gain a +2 bonus to spell attack rolls and to the saving throw DCs of your Wizard spells.

In addition, whenever you use your Second Wind feature, you may regain a number of spell slots equal to your Intelligence modifier. The level of the spell slots regained can be no higher than half of your Intelligence modifier, rounded down.

Notes: Bonus: Spell Attacks, Bonus: Spell Save DC, Eldritch Knight, Buff