Heliotrop

The Heliotrop Sign is a simple magical sign used by witchers. It's made by crossing one's wrists, and works as a buffer.

In Wiedźmin: Gra Wyobraźni
Heliotrop works as a shield against charms, spells, sounds and similar, but is useless against physical blows and projectiles.

Trivia

 * The name of the Sign, which refers to many things, comes from Greek helios, Sun and trepein, to turn.
 * In A Grain of Truth, a short story in The Last Wish-collection, Geralt used Heliotrop during his fight with a bruxa.
 * Heliotrop is the only Sign not included in The Witcher (computer game).