Is Bleach episode 254 filler?
Filler Yes, episode 254 of Bleach is filler.
#254
Byakuya and Renji, the 6th Division Returns
白哉と恋次、六番隊再び
Aired 19 Jan 2010
Mochibayo compiled this list from MyAnimeList's labels, because MyAnimeList's episode data is not reaching us at the moment.