TurtleStrike is a free to play multiplayer strategy game with live turn-based mechanics developed by the Prague-based . Both players have limited time to plan their moves and then the moves of both players are processed simultaneously. The concept combines board game playing principles like those of Battleship with fast-paced strategy games, role-playing games and tactical turn-based games. It is not a classical asynchronous turn-based strategy; players have to play the whole match at once rather than check in and play their turn when it is convenient.