Game Mode - Challenge Push your skills to the limit! The more you win, the cleverer the artificial intelligence becomes. Enjoy the game in line with your skills. - Various This is Othello with additional special rules. Try Othello with slightly different rules, such as Othello with no-entry squares, XOT-style Othello starting from the endgame, or Othello with a revolution in the middle of the game. - 2P Compete against another player by taking turns on one iPhone. - Match You can play online against players from all over the world. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ TM & Ⓒ Othello,Co. and MegaHouse