White Guon Stone

 is a passive item and a Guon Stone.

Effects

 * Grants an extra blank per floor.
 * Orbits the player, blocking enemy shots on contact.

Trivia

 * The White Guon Stone, like all the other guon stones, is based on the Ioun Stones, popularized by Dungeons and Dragons.
 * The effect of the White Guon Stone may be a reference to the French word "blanc", meaning "white", which is written similarly to "blank".