level 20 wizard spell slots
Baldur's Gate 3: How Do Spell Slots Work
0-Level Sorcerer/Wizard Spells (Cantrips) Spell Name Comp. Description Source Abjuration Resistance Subject gains +1 on saving throws.
Wizard Spells - 5th Edition SRD - dnddeutsch.de
For example, if you’re a level 4 Wizard, you can recover up to two levels’ worth of spell slots, regaining either one level 2 spell slot or two level 1 spell slots.
Baldur's Gate 3 Guide to Spellcasting - FextraLife
The Wizard table shows how many spell slots you have to cast your spells of 1st level and higher. To cast one of these spells, you must expend a slot of the spell’s level or higher.