Homebrew. This feat is intended for mid to high-level play, and for a DM to give to their players as big milestone on a campaign.

Your travels and adventures throughout the world come to fruition, making you specially attuned to the magic all around you, feeling it in your hands, in your mind, in your core.

Your attunement slots are set to 6.

Moreover, increase one ability score of your choice by 2, or increase two ability scores of your choice by 1. This can’t increase an ability score above 20.