Games like Doubler Mayhem

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.

"Type Defense" is a typing game where you defend against desert bandits by firing a ballista with correctly typed words. With multiple language support, players must quickly and accurately type words to damage enemies and survive waves of attacks, while also having the option to upgrade and repair their castle. Featuring a combo system and highscore tracking, players can improve their typing skills and compete for the top spot.

"Risk of Rain is a 2D action roguelike game with randomized stages, enemies, and permadeath. Players can find over 100 items to help them fight through hordes of monsters and bosses as they search for the teleporter to escape the planet. The game features online co-op for up to 4 players. Each run offers a new, challenging experience with its procedurally generated content."

"Ardein.Fall" is a fast-paced Tower Defense game where you control your spaceship to protect the mothership against hostile aliens. With ever-changing enemies and challenges each day, and leaderboards resetting daily, players have a chance to become the best. Build defense turrets from enemy scraps and unlock new ones to control your playstyle in this easy-to-control, hard-to-master game with anime-inspired graphics.

"McDROID" is a strategy game that combines farming, arcade, and tower defense elements into a unique blend. Players can enjoy single-player, multi-player, or co-op modes, controlling a farming robot that can be upgraded into a battle station. The game features Furry Worms, doggy bots, and giant lasers, with a charming and quirky aesthetic that has won over many players. McDROID has been optimized for the Nintendo Switch, ensuring smooth gameplay even on its itty bitty hardware.

Manage a spooky castle of monsters & fend off angry mobs with Slingshot action in this Physics-based Tower-Defense RTS. Fling vampires, mummies, & more to make the local villages crumble. Upgrade your units & castle between battles for impenetrable defenses & cause monstrous destruction!

Stuffed is a procedurally generated first-person shooter, that takes place in the dreams of a little girl. Play as a teddy bear and fight waves of nightmares as you defend your owner. Play solo or join your friends in up to 4 player online co-op.

"Interstellar Sentinel is a challenging side-scrolling shoot 'em up, drawing inspiration from classic games like Gradius and R-Type. Its tight controls and progressive difficulty are designed for a flow state gaming experience, where players become fully immersed and perform at their peak. The game boasts stylish visuals with light anime influences."

"Beat Hazard" is an arcade-style shooter game where your music drives the gameplay experience. Each song in your collection creates a unique ebb and flow, affecting the enemies and your ship's firepower. The game offers various modes, including Survival, local 2-player versus, and co-op. Your performance can earn you 25 Steam achievements and a spot on the leaderboards. Workshop DLC is required for creating and accessing workshop content.

"Let Them Come" is a pixel-style survival shooter where you play as mercenary Rock Guner, tasked with eliminating alien hordes on a spaceship. Upgrade and customize your arsenal, utilizing FRENZY mode for maximum damage, as you face an onslaught of diverse enemies and boss creatures. Competitive players can climb online leaderboards and unlock new mixtapes as rewards for their shooter prowess.