Desperate Effort vs. Desperate Effort! The Hollowfied Ichigo

'''Desperate Effort vs. Desperate Effort! The Hollowized Ichigo''' is the one-hundred-sixty-sixth episode of the Bleach anime.

Statistics

 * Original Airdate: April 9, 2008
 * English Airdate: November 14, 2009
 * Opening Song: After Dark
 * Ending Song: Kansha
 * Manga Chapters:
 * Kanji: 死力ＶＳ死力！ホロウ化した一護
 * Romaji: "Shiryoku vs. shiryoku! Horōkashita Ichigo"
 * Arc: The Hueco Mundo arc