There is 3 ways to play Fight Kub. The first one is to play 1 vs 1 in practice or ranked. Ranked game aren’t available yet, the season will open in november.
The mode Smash allow you to play with 3 players (4 players with you) on free for all , first player to kill others 10 times win the game.
You have to pay 150 golds or 1.79$ to participate in the arena ! The longer your last, the better your prize will be !