Counter-Strike Nexon: Studio is a Free to Play MMOFPS offering competitive PvP and PvE action including content from the original Counter-Strike and all new game modes, map creation function, weapons, and hordes of Zombies!
SYSTEM REQUIREMENTS
MINIMUM:
OS: Windows 7 or later
Processor: Intel(R) Pentium® 4 CPU 2.80GHz or higher
Memory: 2 GB RAM
Graphics: NVIDIA GeForce 6xxx or higher
DirectX: Version 9.0c
Network: Broadband Internet connection
Storage: 5 GB available space
https://store.steampowered.com/app/273110/CounterStrike_Nexon_Studio/