Games like K!ll All Litterbugs

Project Genom is an Alpha stage open-world sci-fi MMORPG set on a renewed world with new characters, enemies, NPCs, and artificial intelligence. The game features a hundred square kilometers of explorable terrain, 10 instances, customization options, and initial character skills upgrades, with frequent updates planned leading to its full release. Please note that the game is still in its Alpha stage, so many mechanics are yet to be introduced.

In POSTAL 4: No Regerts, you play as the "Postal Dude" in a non-linear sandbox environment, where you can complete various tasks and interact with the world around you. This game offers a unique blend of black humor and satire, with various weapons and customization options available. The game features a day and night cycle and dynamic weather systems, which impact gameplay and create a more immersive experience.

QANGA is a role-playing space sandbox featuring seamless exploration of an entire solar system with no loading screens. It offers single-player, co-op, and PvP modes with ingenious mechanics and delightful visuals, though it involves significant grinding and contains numerous bugs. Play solo or with friends in this evolving early access universe.

"Saleblazers" is a 1-8 player Role Playing Game that offers both single-player and multiplayer options, including co-op and PvP modes. In this open-world shopkeeping adventure, you build and customize your shop, survive nightly attacks, and embark on a story-driven journey to escape the island. The game is filled with humor and various activities, but beware of bugs that may disrupt the spectacular gameplay.

"No Time" is a single-player Role Playing Game with an intriguing time travel story and great mechanics. Explore different time periods on Pine Island, each with their own stories, myths, and quests, while avoiding your past selves and Time Agents. The game features an open world that changes based on time period, a full-fledged day and night cycle with weather and seasons, crafting, and a main story with up to 12 hours of playtime. However, beware of bugs that may affect gameplay.

Car Mechanic Simulator 2018 is a detailed and realistic simulation game that allows players to repair, paint, tune, and drive cars. The game features new modules like Barn Find and Junkyard, where players can find unique cars, and a Car Editor to create their own vehicles. With over 40 cars, 1000 parts, and 10+ tools, players can build and expand their repair service empire, all with improved, photorealistic graphics.

In Saints Row: The Third, players lead the Third Street Saints gang in a wild and chaotic adventure through the city of Steelport. With over-the-top action, customizable characters, and a variety of weapons and vehicles, the game offers a unique and humorous take on the open-world genre. The Saints must fight against rival gangs, corrupt officials, and a mysterious organization known as The Syndicate.

SpaceBourne 2 is an upcoming open-world space combat simulation game that allows players to explore, trade, and fight across procedurally generated galaxies. Players can build and customize their spaceships, recruit crew members, and engage in various missions and activities. The game promises improved graphics, more complex mechanics, and a richer narrative compared to its predecessor.

MindsEye is a single-player sci-fi action-adventure set in the near-future desert city of Redrock, where you play as Jacob Diaz, a former soldier unraveling a conspiracy involving rogue AI and corrupt powers. Featuring dense atmosphere, tactical third-person combat, and an intriguing, emotional story, it offers beautiful visuals and soundtrack but suffers from bugs, grinding, and optimization issues. Despite flaws, its cinematic campaign will engage and occasionally amuse players.

Planet Explorers is an open-world sandbox adventure game set on a distant planet. Players can build and customize their own tools, vehicles, and structures, while also gathering resources, completing missions, and fighting alien creatures. The game features a dynamic story generation system, allowing for a unique experience with each playthrough.