Question: which mmo has the most active players?
Answer: World of Warcraft | ±7 Million Players. World of Warcraft Population. ... 
The Elder Scrolls Online | ±3 Million Players. The Elder Scrolls Online Population. ... 
Black Desert Online | ±2 Million Players. ... 
Guild Wars 2 | ±1.5 Million Players. ... 
Old School Runescape | ±1 Million Players. ... 
Final Fantasy XIV | ±1 Million Players.