If I told you someone’s managed to build elements of the Battlefield series of FPS along with elements of combat flight sims into a tiny ~400k executable, you wouldn’t believe me, so instead make your way over to Cryptic Sea’s page for their upcoming game A New Zero. It’s in public beta right now, is a tiny download, and has fun multiplayer in a tiny download. It’s all a bit spartan right now but they plan for much more and it’s worth checking out even if only to marvel at the achievement. This is Windows only at present, sorry mac folk. Here’s their trailer to give you a sense of the gameplay: