Dark Sword Magician

[ Spellcaster / Effect ] If the number of face-up Level 7 or higher monsters on your opponent's field exceeds the number of monsters on your field, you can Special Summon this card from your hand face-up to your field. [REQUIREMENT]None [CONTINUOUS EFFECT] If you have 6 or more Spell Cards in your Graveyard, this card cannot be destroyed by your opponent's effects. ATK/ 2500 DEF/ 1500