Got trapped in a mysterious amusement park by your creepy Neighbor? Unleash your creativity - construct bizarre vehicles and fighting machines to uncover all his dark secrets and escape. Hello Engineer is a multiplayer machinery-construction game set in the Hello Neighbor universe for up to 4 players! Scavenge, craft, and overcome challenges in the bizarre world of a mysterious amusement park. Put together incredible machines built of scrap, and challenge your creepy Neighbor and his evil bots. Roll, fly or bounce your way to victory; any machine that gets the job done is a successful design! Time to prove that these local Inventors are a force to be reckoned with epic machine-on-machine throwdowns! ​ Construction: ​- For creative minds: Using frame parts, gears, engines, wheels, weapons, and even jet engines from the amusement park scrap, you can build different vehicles that suit your ever-changing needs. - For skilled engineers: There are several advanced features such as electrical circuits and smart modules that are accessible for skilled engineers to build self-driven mechanical vehicles or mechanical creatures. - Your creativity is the main ingredient: There are no prescribed solutions to complete objectives, progress through the level however you want. Any machine that gets the job done is a successful design! Multiplayer for up to 4 players: - You have too many moving parts and need more hands to control it? Just add more control panels and enjoy the ride with the crew members! - Got the most complex and ambitious design ever? Team up with your friends! - Sharing blueprints is an effective way to infinitely improve mechanisms and implement new ideas. Game modes: - Story Mode: Working alone or with friends, navigate challenges and puzzles using entirely custom-built machines. Gear up your creations for a fight in brain-bruising boss battles! - Sandbox Mode: Unwind in the sandbox and build without restrictions. Create the ultimate machine of your dreams! Ever wanted to build a Rocket? Your chance!