Card Errata:Mystical Fusion

Actual text:

* Remove from play, from your hand, field and/or Graveyard, Fusion Material Monsters listed on a Fusion Monster, and Special Summon that monster from your Extra Deck (this Special Summon is treated as a Fusion Summon). That monster is unaffected by the effects of Spell/Trap Cards and Effect Monsters. The activation and effect of this card cannot be negated.