Tactics Arena Online (TAO) is a Turn Based Strategy game played online against other people online. Each player commands their own customizable team to battle head-on against an opponent's team. New units will be added to the game gradually, and players will obtain them depending on how they want to build their team. TAO is played entirely online against other players in real-time. Playing this game is free though you will need to recreate your account every month when they do a server wipe.