Let's Sing, Let it Ring

(After a music is played, it is put in the back row center until end of turn) :You cannot put unit cards in the back row center . :At the end of the battle a "［Through The Back Alley］Tomori Takamatsu" on your attacked, if your opponent's vanguard is grade 3 or greater, and all of your front row units are , 3, your vanguard, and it gets drive -1 until end of turn. If you have one rear-guard each with "Anon Chihaya", "Rana Kaname", "Soyo Nagasaki", and "Taki Shiina" in their card names, your vanguard gets +1 until end of turn.