Wakfu - Wakfu is a free to play MMORPG which utilises a turn based tactical battle style over more traditional MMO mechanics.
Battle Brothers - Battle Brothers is a Strategy, RPG, Turn-based Tactics, Sing-player, and Multiplayer video game published by Overtype Studios.
Xenonauts - Xenonauts attracts greatly on the sci-fi universe of the original X-COM to make a very familiar turn based tactical adventure.
Mount & Blade II: Bannerlord - Mount and Blade II: Bannerlord is an Action-Adventure, Hack and Slash, Single-player and Multiplayer video game developed and published by TaleWorlds Entertainment.
Frozen Synapse - Frozen Synapse mixes turn based tactics, cyberpunk as well as real-time turns together for one of the very most unique games you’ll play in the genre.
Kenshi - A free-roaming squad based RPG. Focusing on open-ended sandbox gameplay features rather than a linear story.