All monsters your opponent controls lose 500 ATK/DEF for each Dragon monster you control. You can only use each of the following effects of "World Legacy Guardragon Mardark" once per turn.
* You can banish 2 Normal Monsters from your hand or GY; Special Summon this card from your hand.
* If this card on the field is destroyed by battle or card effect: You can add, from your GY to your hand, 1 Level 9 monster with a different original Type and Attribute than this card.