Your search for "Mad Archfiend CSOC-EN003" revealed the following:
Mad Archfiend - CSOC-EN003 - Rare - Unlimited from Crossroads of Chaos Unlimited, available at 401 Games Canada. Rarity: Rare Card Text:During battle between this attacking card and a Defense Position monster whose DEF is lower than the ATK of...
Mad Archfiend - CSOC-EN003 - Rare - 1st Edition from Crossroads of Chaos 1st Edition, available at 401 Games Canada. Rarity: Rare Card Text:During battle between this attacking card and a Defense Position monster whose DEF is lower than the...