Card Rulings:Scrap Searcher

TCG Rulings
That means you can’t use it when a Phantom of Chaos that’s copying a “Scrap” monster is destroyed.
 * This card’s effect cannot be used during the Damage Step.
 * If the “Scrap” monster is destroyed while face-down, you can’t activate Scrap Searcher’s effect.
 * The effect to destroy all your face-up monsters except for “Scrap” monsters activates no matter how Scrap Searcher is Special Summoned.
 * The “Scrap” monster that is destroyed must be a “Scrap” monster in the Graveyard as well as on the field.
 * If you Special Summon Scrap Searcher to your opponent’s side of the field with Scrap Golem, your opponent’s face-up monsters will be destroyed, except for “Scrap” monsters.