'Slay the Spire 2' has emerged as the biggest Steam launch of 2026, surpassing 'Crimson Desert'. The game sold 4.6 million copies in its first two weeks, generating around $92 million in revenue and hitting an all-time peak of 5,74,638 concurrent players on Steam. 'Crimson Desert' recorded around 2 million sales and an all-time peak of 2,48,530 concurrent players.