The gameplay of Ookeenga is a combination of 3 genres that are common in the gaming community: Real-time Strategy, Collectible Card, and Tower Defense. Players will be placed with troops/active skills to attack the opponent on a battlefield. The match ends when: The player destroys the opponent's main house. Within 3 minutes, the match will automatically terminate the game and calculate the score based on the % remaining health of the Main-tower and Sub-towers. Whoever destroys the opponent's Main Tower shall immediately win the game. If time's up and the Main Tower still remains, which side destroys more towers will become the winner.