SUDA-EN033 * Evil HERO Darkest Knight * Common * Supreme Darkness ALIN-EN080 You can only use this

You can only use this effect of "Flash of Heraldry" once per turn

Each time an opponent's monster declares an attack

During the turn

but lose LP equal to its Pendulum Scale x 300

also the opponent's monster loses 500 ATK

SUDA-EN033 * Evil HERO Darkest Knight * Common * Supreme Darkness ALIN-EN080 You can only use this1 Fiend monster + 1 Warrior monster Must be Special Summoned with "Dark Fusion". Monsters your opponent controls lose ATK equal to the total original ATK of the materials used for this card's Fusion Summon. Can make a second attack during each Battle Phase. If this face up Special Summoned card in its owner's control leaves the field by an opponent's card: You can target 1 Fiend or Warrior monster in your GY; Special Summon it in Defense Position.