Attunement is a character attribute in Dark Souls 3 that determines the number of attunement slots or amount of spells you can carry at the. Rings are an indispensable part of Dark Souls 3. Darkmoon Ring: Grants two additional attunement slots ; Deep Ring: Allows attunement of. Attunement slots are based on Attunement at level 10 Attunement the player gains his first Attunement Slot. Extra Attunement Slots come at.