You will need a certain Tech level to unlock new Engine Rooms. Unlock Tokens are used to unlock items on the Tech Tree, while Upgrade Tokens are used to upgrade existing items on the Tech Tree.
Each Warships season will feature different Tech Trees.
Players will need strategic upgrade planning, good attacking skills and good base building skills to succeed. Each such cycle lasts 28 or 35 days, similar to other Supercell games.
The gameplay of Warships is conducted over the course of seasons.
In Warships, players battle in real time, and climb up ranks to win rewards.It is unlocked at Headquarters level 10.Warships is the secondary game mode of Boom Beach.