Malefic Truth Dragon

Sin Truth Dragon 12 Stars/DARK/Dragon-Type/5000 ATK When a "Sin Paradox Dragon" you control is destroyed, Pay half your Life Points to Special Summon this monster from your Deck. When a "Sin" monster you control destroys an opponent's monster by battle, destroy all other monsters your opponent controls. When this card would be destroyed, by removing from play 1 "Sin" monster, negate that destruction.