Mabinogi Duel Coming to Steam This Month in the Name of Duel of Summoners
It's a TCG where you play against players with a deck made of 12 cards. The game has single player campaign and ranked PVP tournament matches. There is also the multiplayer content and the single player content, beside the turn-based 5-lane playstyle and the awesome card art.
The game is developed NEXON Korea and published by NEXON America. For more information, visit it's Steam page.