Aye I agree, min 8 slots, for my sorcerer I took Attunement to 50 to get all 10 slots, I'm very picky about raising my stats. In all my games my first. Attunement slots are based on Attunement at level 10 Attunement the player gains his first Attunement Slot. Extra Attunement Slots come at. Spells of all three branches of Magic can be attuned to multiple slots for • Sometimes when gaining a new attunement slot, if a spell is not.