# Ioun Stone of Reserve > [!info] Item Details > | | | > |---|---| > | **Category** | Wondrous Items | > | **Rarity** | Rare | > | **Attunement** | Yes | > | **Source** | DMG p.176 | --- ## Description When you use an action to toss this stone into the air, it orbits your head at a distance of 1d3 feet and confers a benefit. Another creature must use an action to grasp or net the stone to take it, either by making a successful attack roll against AC 24 or a successful DC 24 Dexterity (Acrobatics) check. You can use an action to seize and stow the stone, ending its effect. **Appearance:** vibrant purple prism. This stone stores spells cast into it, holding them until you use them. The stone can store up to 3 levels worth of spells at a time. Any creature can cast a spell of 1st through 3rd level into the stone by touching it as the spell is cast. While the stone orbits your head, you can cast any spell stored in it. The spell uses the slot level, spell save DC, spell attack bonus, and spellcasting ability of the original caster. --- ## Properties - Stores up to **3 levels** of spells (any creature can load spells 1st–3rd level into it). - While orbiting: cast any stored spell using the **original caster's stats**. - Requires attunement.