Kirka.io is a multiplayer first-person shooter in three dimensions that features fast reflexes and frantic action. This first-person shooter lets you make history by being the only survivor of the conflict. This game will pit you against other players around the world. To avoid being removed from the leaderboard too quickly, you will need to use your skills and strategies to climb the leaderboard. The FPS is highly competitive and can be played directly in your browser without the need for any registration or additional software. Register, move up the ranks, and earn rewards.