The answer to the __ Arena will be renamed Spartak for 2018 WC in CodyCross is OTKRYTIYE. CodyCross is an amusing word game. It is a word play game that challenges one's word knowledge in different categories and themes. If this clue had you baffled, you're not alone! Many of the puzzles in CodyCross are pretty tricky, but that's what makes the game so fun.