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FMHelper - Yu-Gi-Oh! Forbidden Memories Helper

A companion app for Yu-Gi-Oh! Forbidden Memories (PS1) that reads game memory in real-time via DuckStation emulator to display:

  • Hand & Field cards with guardian star matchups
  • Possible Fusions & Rituals with material card images and fusion chains
  • Opponent Info with deck, drops, and guardian stars
  • Equip Guide showing compatible monsters for each equip spell
  • Duel Rank Calculator with live scoring (POW/TEC ranks)
  • Card Library with search, sort, and detailed card info
  • Duelist Database with drop tables and static deck data for all 39 duelists
  • DuckStation Emulator Embedding - dock the emulator directly into the app

Demo Video

FMHelper Demo

Watch the full demo on YouTube: https://www.youtube.com/watch?v=u72LIPidLI8

Requirements

Download

Check the Releases page for pre-built installers.

Features

Real-Time Memory Reading

Connects to DuckStation's RAM to read hand cards, field cards, opponent info, LP, turns, and more.

Fusion Calculator

Calculates all possible fusions from your current hand/field using BFS, showing the full fusion chain and material card images.

Duelist Database

  • Drop tables for all 39 duelists (S/A POW, B/C/D, S/A TEC)
  • Static deck data (works without being in a duel)
  • Sortable and filterable card lists

Card Library

  • Search by name, ID, or password
  • Sort by name, type, ATK, DEF, cost
  • Card detail view with fusion materials, rituals, drops, and guardian stars

Multi-Language Support

English, Portuguese, Spanish, French, German, Chinese, Japanese, Russian, Korean

Building from Source

dotnet publish FMHelper/FMHelper.csproj -c Release -r win-x64 --self-contained true -p:PublishSingleFile=true -p:IncludeNativeLibrariesForSelfExtract=true -p:EnableCompressionInSingleFile=true -o Publish

License

This project is for educational purposes only. Yu-Gi-Oh! and all related trademarks belong to Konami.

Keywords

yugioh forbidden-memories ps1 playstation emulator duckstation card-game fusion-calculator game-helper memory-reading retro-gaming wpf csharp dotnet game-tracker