Blue Falcon Formation

This Skill can be used if you have at least 6 Level 5 or higher Normal Monsters with 1400 or more DEF in your Deck, and it contains no Level 4 monsters other than Warrior/Fairy/Winged Beast Type monsters. [REQUIREMENT] Can be activated during the turn you have Summoned a Level 4 or higher Normal Monster with 1200 or more ATK/1400 or more DEF. [EFFECT] 1 face-up monster on your opponent's field loses 800 ATK/DEF until the end of this turn.