Slay the Spire 2 has captivated many gamers, with one player logging 118 hours in the game. The sequel introduces a balance shift, two new characters, and a co-op feature. Mega Crit co-founder Casey Yano initially expressed reluctance to create a sequel, preferring to update the original game. However, as game publishing evolved, the studio faced challenges in justifying updates for the PC version while supporting console and mobile players. This led to the decision to develop Slay the Spire 2, which has proven successful.