Games like Level 20

Horizon Shift is an explosive wave based, single screen shooter, with a ton of new ideas and platformer elements. Do what it takes to protect your horizon from the ever encroaching enemy attack! Use the unique risk reward multiplier system to maximise power-ups, build your bomb and destroy EVERYTHING!

Solareth is a single-player casual top-down arena shooter set in an immersive space battleground, featuring intense waves of increasingly challenging enemies. With over eight diverse weapons and a fantastic atmosphere, the game demands quick reflexes, sharp tactics, and offers a highly replayable experience despite some bugs and heavy grinding. Its intriguing story, amazing mechanics, and good music enhance the thrilling, blood-soaked action.

"Titan Attacks!" is a classic arcade-style shoot 'em up game with modern features. Protect your planet from hordes of invading aliens, using a variety of upgradable weapons and power-ups. Experience the thrill of survival as you battle through increasingly difficult levels, with boss fights at the end of each stage. The game features retro pixel art graphics and a chiptune soundtrack that heightens the nostalgic feel.

"Rex Rocket" is a classic-style platformer game set in a 16-bit sci-fi world. As space ranger Rex, players navigate through levels filled with puzzles, enemies, and hazards, using a variety of weapons and gadgets. The game features hand-drawn pixel art and a humorous storyline, making for a fun and nostalgic experience.

"Platformines is a single-player 2D platformer game with RPG and shooter elements, set in a randomly generated underground world filled with traps, enemies, and treasures. Customize your character with countless options and master 3 difficulty levels to jump to the top of the leaderboards. Discover hidden chests, loot enemies, and collect items to help you rebuild your spaceship and uncover the mysteries of the mine complex."

In "Omega Strike," players lead a squad of soldiers to defeat an evil scientist in a metroidvania-style game. Explore a large interconnected world, discover power-ups to improve abilities, and battle against bosses in this retro-inspired action-packed adventure. Save hostages and gather allies to join your team, creating a variety of tactical options for combat and exploration.

"Alien Shooter TD" is a tower defense game where players defend against waves of alien enemies. Players can build and upgrade towers, use special weapons, and complete missions to progress through the game. The game features various environments, multiple difficulty levels, and a campaign mode with continuing storyline.

Zombotron, a free online Action game brought to you by Armor Games. Welcome to the planet «Zombotron», inhabited by human-mutants or just stupid zombies. Nobody knows where they come from and what they eat. But we know one thing - they are ready to destroy everything that moves. During the colonization of the planet people built several laboratories to create bio-robots to clean the planet fro…

"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."

From Space is a solo and co-op action-shooter for squads up to four players. Take on the challenge of liberating the earth from an alien infestation with your friends, using over-the-top weaponry in a post-apocalyptic world with awesomely stylized graphics. The apocalypse has never been so much fun!