Try Atlantica Online
its a mmo turn by turn based strategy game
you have a 9 man formation (your main +8 mercs, there are a lot of different ones to choose from, ranging from really cheap but rather weak, to expensive and quite good. gear is important though, unless you are in Colosseum league PVP)
Current Level cap is 160 and will raise as more content is released
Game is set on a modified version of earth with various time periods. Feudal Japan, Ancient China, Industrial Revolution America, Renaissance Europe, old as hell Africa, ancient Egypt, Ottoman Empire era, etc
There are countless raids, nation dungeons, guild dungeons, individual dungeons you can do, as well as participating in PVP
Weekly on Saturdays there is PVP tournament for the server, on sunday is Titan championships, where people from every server compete in a single elimination pvp tournament. You can check out old titan finals videos on youtube under Sazanality's channel
Endless endgame, and more is being added.