Games like Paper Protocol

"Anomaly Defenders" is a reverse tower defense game where players protect an alien tower from human invaders. Players strategically deploy and upgrade defensive units, utilizing special abilities and upgrades to fend off the human threat. With a focus on fast-paced, tactical gameplay, Anomaly Defenders offers a unique twist on the traditional tower defense genre.

Templar Battleforce is a turn-based strategy game set in a science fiction universe. As the commander of a group of Templars, elite soldiers with powerful suits of armor, you must defend human colonies from hostile aliens. Customize your Templars' abilities, weapons, and equipment, and use strategic positioning and special abilities to overcome your enemies in tactical combat.

"Cartridge Defense" is a strategic tower defense game where players protect a virtual game cartridge from being hacked by viruses. Players can place towers and utilize various abilities to fend off the viruses and prevent them from stealing valuable data. With its retro-style graphics and challenging gameplay, "Cartridge Defense" offers a unique twist on the tower defense genre.

Iron Marines is a real-time strategy game that puts you in command of a powerful army of space-age soldiers. Battle against alien threats and challenge challenging missions using cutting-edge technology and cunning strategies. With a variety of units, upgrades, and heroes to choose from, every playthrough offers a unique and engaging experience.

Sanctum is a sensational hybrid of first-person shooter and tower defense, blending intense combat with strategic building and maze creation. Featuring exceptional graphics, phenomenal music, and 4-player co-op, it offers hilarious moments, lots of grinding, and fantastic replayability across multiple challenging modes. Dive into this unique experience and customize your defense with five imaginative weapons.

There Are No Orcs is a combat strategy game combining roguelike elements, tile-building, and auto-battling. Players command one of three factions—Humans, Demons, or Dwarves—strategically placing buildings to produce armies and generate gold. Build synergies, forge powerful fronts, and crush enemy bases in endless tactical battles.

"Bee Island" is a farming simulation game where players manage a bee farm on a picturesque island. Plant flowers, breed different bee species, and produce honey to expand the farm and meet various objectives. The game features a soothing atmosphere, colorful graphics, and educational elements about bees and pollination. Protect the environment and save the island from potential threats to become a successful beekeeper.

"Dungeon Warfare 2" is a challenging tower defense strategy game where you, as a dungeon lord, defend your dungeons with deadly traps and insidious contraptions. The game features physics-enabled mayhem, 33 unique traps, and over 30 enemies with special traits across 60 handcrafted levels and procedurally generated dungeons. Progress with experience, skill trees, equipment system, and difficulty mode runes, with boss battles, environmental hazards, and an endless mode.

Buggos is a single-player strategy game with a hilarious plot about a young hive mind bent on world domination. As you control the Buggos swarm, you'll engage in an RTS auto-battler, evolving your army and breeding your best bugs to defeat human opponents. With over 120 evolutions to customize your swarm and challenging enemies to conquer, Buggos offers exceptional gameplay and a grind that's hard to resist.

Dream Engines: Nomad Cities is a single-player Science Fiction Role Playing game with masterful visuals. As the last surviving society, you must build and manage a flying city, ensuring your population and economy thrive. Fortify and defend your city against the Dream Plagues, but be prepared to pack up and flee when the danger becomes too great. The game features heavy grinding elements to challenge players.