Bitrate Burst

[REQUIREMENT] Can be activated if all of the monsters in your constructed Deck are Dragon Type monsters, the only monster in your constructed Deck with 2500 ATK is "Blue-Fang Burst Dragon", and you have a face-up Level 7 LIGHT or DARK Attribute monster with ATK between 2300 and 2500. [EFFECT] Change 1 monster on your opponent's field to face-up Defense Position. If that monster has 2500 or more DEF, it also loses 800 DEF until the end of this turn.