“Abobo’s Big Adventure” is a retro beat ’em up platformer packed with nostalgia for classic NES games. The 2012 fan-made title follows Abobo—the tough guy from “Double Dragon”—on a mission to rescue his kidnapped son. Players jump through different levels styled after famous 8-bit games like “Super Mario Bros.” and “Mega Man,” complete with pixel-perfect visuals and authentic chiptune music. Combat mixes punch-heavy brawling with platforming challenges, keeping the action varied. What makes it stand out is how it stuffs in references only true retro fans might catch—from obvious callbacks to deep-cut Easter eggs. Boss fights pit you against familiar NES villains, and every stage shifts gameplay slightly to match the game it’s referencing. You can play it fast and easy for free on KBHGames right in your browser, no downloads needed. The game was made by I-Mockery, with programming by Pestoforce and animation by Pox Box, and it’s playable today thanks to Ruffle.rs. Whether you grew up with these classics or just appreciate retro style, the game delivers a solid mix of challenge and nostalgia without overstaying its welcome. How to Play: How to Play: Save Game: Automatic! (“Level Select” on main menu) Move: Arrow Keys Action 1: “A” Key Action 2: “S” Key Rage Move: “A”+”S” (When Rage is Full) Pause: “P” Key Main Menu: “M” Key at any time