is bleach episode 272 filler?

As Rukia Kuchiki, Yasutora Sado, and Lieutenant Renji Abarai continue their battle against Rudbornn Chelute inside Las Noches, with Rudbornn creating more of his subordinates using Calaveras, Sado fires an El Directo at Rudbornn, who, using his subordinates to create a shield against the attack, claims his powers have no limit, prompting Rukia to state she never thought Rudbornn would use his own subordinates as a shield. Explaining her plan to Sado and Renji, Rukia states she will use Some no mai, Hakuren to freeze Rudbornn's soldiers, Sado will attack them, and Renji will finish Rudbornn off with Hihio Zabimaru.