#10
Supremacy 1914 runs grand strategy matches where up to 500 players manage WWI-era nations over campaigns that last days or weeks. You check in, issue orders, negotiate alliances via in-game messaging, and wake up to find out if your flank held. The experience of watching a slow strategic plan either succeed or collapse over 72 hours is unlike anything else on this list. The monetization is the main concern: Goldmark (the premium currency) can buy speed-ups and extra deployments that give paying players a tangible edge in competitive matches. That said, casual games and practice rounds are less affected. For anyone who prefers long-horizon thinking over live sessions, this is the most distinctive pick here.