Hundred Demons Formation, Thunder Mine Stance

<Dragon World> (After a set order is played, put it into the order zone) [CONT]:You can only put one "Hundred Demons Formation, Thunder Mine Stance" in your order zone. [ACT]Order Zone[1/Turn]:[COST][Pay a gauge], choose up to one grade 2 or less card with the "Thunder Mine" ability from your drop, call it to (RC), and if your vanguard is grade 3 or greater, that unit gets [Power]+5000 until end of turn.