GUNS UP! is an action-packed strategy game developed by Sony Interactive Entertainment. It is a mix of real-time strategy and tower defense game that lets you build and upgrade your defenses. The game offers exciting gameplay where players take control of their troops and deploy them on the battlefield to attack other players or defend their base.

The game revolves around strategic control of the battlefield, achieved through careful deployment of units and special abilities, such as smokescreens, bombing runs, and more. Players can earn special rewards for victory and bring them into the next battle. The game also features asynchronous multiplayer battles where attackers are pitted against other players' defending bases, and successful retaliations earn bonus loot and resources.

GUNS UP! offers a unique experience where players can layout, expand, experiment, and upgrade their base to create a fine-tuned defense against attackers. The game allows players to recruit new soldier classes, upgrade and customize their troops, gain veterancy, and earn medals to permanently boost the stats of their units. Additionally, players can join up with friends to battle other alliances for loot and bragging rights on the leaderboards.