Games like GunBird 2 SideQuest

"Sky Force Reloaded" is a modern take on classic arcade shoot 'em ups with immersive environments, intense effects, and superb gameplay mechanics. The game features 15 stages with challenging missions and intimidating bosses, and various difficulty modes to test your skills. Rescue missing operatives, collect in-game rewards, and prepare for an action-packed experience. No information available on the release date or developer/publisher.

"Zombie Shooter" is a mobile adaptation of the classic PC shooter game, offering an interesting plot, masterful gameplay, phenomenal visuals, and a good soundtrack. However, it features lots of grinding, annoying ads, and bugs that may hinder the overall experience. Save the world from a zombie invasion by shooting your way through hordes of enemies with leveling-up opportunities.

"Lightning Fighter 2: Retro STG is a thrilling Shoot 'em Up game with spectacular mechanics, stunning visuals, and a fantastic soundtrack. Take control of the Falcon aircraft and shoot down Galaga-inspired alien invaders in this retro-style space shooter. Be prepared for a few bugs, but overall it's a fun and engaging experience for any shooter game enthusiast."

"Beat Street is a beat 'em up game with online co-op, simple controls, and story-driven gameplay. Its features include unlockable fighters, handcrafted pixel art, and retro music. A weekly V.I.P Elite Fighter subscription offers perks like gem & coin rewards, no ads, and access to VIP characters."

Dan the Man: Action Platformer is a thrilling action game with an intriguing story and masterful game mechanics. Its delightful visuals, exceptional music, and humor will keep you entertained, but be prepared for grinding and numerous ads. While the game can be highly emotional, it's unfortunately also full of bugs. If you enjoy action and platform games, this is definitely worth checking out.

Galaxia Invader: Alien Shooter is a single-player shooter game where you command your ship to protect the galaxy from invading alien forces. Featuring amazing graphics, it offers an engaging combat experience against relentless enemies. However, gameplay may be interrupted by annoying ads.

Space Marshals 2 is a tactical shooter and stealth game set in outer space with masterful graphics, awesome music, and an intriguing story. The game offers delightful mechanics, but is occasionally distracted by ads and plagued by bugs. Players take on the role of a Space Marshal, engaging in combat and using stealth to navigate through various missions.

Space Shooter: Galaxy Attack is a single-player shooter game with compelling gameplay and beautiful graphics. As the premium version, players can save the galaxy from alien invaders in this classic-style game, though it does feature a significant amount of advertisements. Defend the galaxy and blast through waves of enemies in this engaging space shooter experience.

"Falcon Squad" is a shooter game that combines classic arcade space shooting with a splendid story, excellent gameplay, outstanding visuals, and a spectacular soundtrack. However, players should be prepared for a grind and an excess of advertisements. Despite some bugs and the occasional humor, fans of the genre will enjoy joining the Falcon Squad for a challenging and engaging experience.

"Age of War" is a popular mobile game where players defend their base and attack enemies across five ages, from caveman to modern warfare. Command 16 units and 15 turrets with unique abilities to evolve faster and overpower opponents. The goal is to outpace enemy advancement in this remastered version of the original web game.