Homebrew based on Cyberpunkt 2077
Futuristic
Very Rare
Augmentation, Brain Requires Intelligence of 15. If you kill an enemy, you regain one level 2 or two level 1 spell slots instantly. This augmentation is an implant for your brain. There is a technological limit of two brain augmentations at once for an augmented human. This limit is increased to three for droids.
Cost: 860.000 Eurodollar