The title refers to a specific category of "multicart"—unlicensed game cartridges used primarily with the Nintendo Entertainment System (NES) that contain numerous games on a single chip.
It sounds like you're referring to a (specifically version 18) — likely a multicart-style ROM image used in emulators or flash carts. 190 In 1 Nes Rom 18
These cartridges were typically manufactured in Taiwan or China during the early 1990s. While they claim to have 190 games, they often contain far fewer unique titles—frequently around —with the remainder being "Super" or "Crazy" versions that are essentially ROM hacks with modified levels or infinite lives. Key Game Features The title refers to a specific category of