From Press Release:
CD PROJEKT RED announces a special event for GWENT: The Witcher Card Game, celebrating the start of the Saovine festival. The event brings the opportunity for players to claim gifts and purchase Saovine-themed items on PC, iOS, and Android.
The Saovine special event, which begins today and will run until November 3rd, gives players the chance to earn Treasure Chests by winning matches. Each Treasure Chest contains a unique in-game gift, such as: a cardback, border, portrait, player title, or in-game resources — Ore or Meteorite Powder.
Accompanying the festivities are a number of limited-time offers available in the in-game store. Players can purchase a customizable neutral leader skin for Shupe the Troll — available as part of a bundle alongside a unique avatar and player title. Moreover, the in-game store will also feature other Saovine-themed ornaments, including a Ghost leader skin for Cleaver. All items will be available until November 3rd.