To understand the "sequel," we first have to address the original. Released in 1999 (Japan) and 2002 internationally, Yu-Gi-Oh! Forbidden Memories was unique. It didn't follow the standard rules of the Trading Card Game (TCG). Instead, it used a simplified, video-game-exclusive ruleset where monsters could be summoned without tributes, and fusion was a mechanic done on the fly without Polymerization cards.
This is not a new game but a visual overhaul. It replaces all textures, UI elements, and card artworks with 4K AI-upscaled versions. It requires an emulator like DuckStation or ePSXe. Download Yu Gi Oh Forbidden Memories 2