Stone of Fire

Wondrous item, legendary (requires attunement)

This stone, while comfortable to the touch, appears to be made of living magma. It glows and sparks when it is brought within the presence of another of the elemental stones. While you carry this stone, you are immune to fire damage. In addition, you can cast the following spells without material components with a spell save DC of 17 and spell attack bonus of +9.

• 1/day: burning hands, wall of fire
• 1/week: delayed blast fireball, conjure elemental (fire)