PC Games Released in December 2025

1,709 PC games released in December 2025. Among the most notable are S.T.A.L.K.E.R. G.A.M.M.A., MARVEL Cosmic Invasion, Idlequarium, Wild Growth and Beholgar 2. Each listing shows the confirmed release date and the lowest current price across stores, so you can plan purchases and catch launch-window deals. Browse the full December 2025 lineup below, sorted by release date and anticipation, and compare prices on ReadyGame.