The collection includes the original arcade versions of Contra , Super Contra , and Operation C . These versions are raw and unfiltered. They are harder than their console counterparts in many ways, designed specifically to eat quarters. The visual filters available in Build 3875530 allow players to simulate the scanlines and curvature of old arcade monitors, adding a layer of authenticity that purists demand.

Running on a mid-range 2024/2025 gaming PC (or even a Steam Deck), Build 3875530 is buttery smooth.

: Includes original arcade versions, NES/Famicom ports, and Sega Genesis/Mega Drive titles. Regional Variations : Notable inclusions are the European Probotector

Before diving into the nitty-gritty of the build, let's acknowledge the sheer weight of this collection. You aren't paying for one game; you are buying a museum ticket to the birth of the side-scrolling shooter.

Newcomers beware. While the NES version famously offers the Konami Code, the arcade games in Build 3875530 do not. You get 3 lives. No continues (depending on your difficulty setting). This collection reminds you that Contra was designed to eat quarters—and your pride. Build 3875530 does not hold your hand. There is no "Rewind" feature found in later Nintendo Switch Online versions. It is arcade-strict.