Caliber is the premium currency in The First Descendant, a free-to-play looter shooter game. It allows players to purchase cosmetic items, such as character outfits, and pay to unlock or level up characters. Players can obtain Caliber by purchasing it with real money through the in-game store or on their platform's store.
The First Descendant reached the top of Steam's chart within hours of its launch, surpassing Elden Ring: Shadow of the Erdtree2. The co-op looter shooter gained immense popularity quickly, attracting over 170,000 concurrent players and securing its position as a best seller on the platform.
The First Descendant dethroned Elden Ring: Shadow of the Erdtree as Steam's top seller1. Elden Ring is a 2022 RPG game developed by FromSoftware, and Shadow of the Erdtree is its gargantuan DLC expansion. The First Descendant, a new co-op looter shooter, soared straight to the top of Steam's best sellers chart just hours after its launch1.