Is Dragon Ball Z episode 266 filler?
Canon No, episode 266 of Dragon Ball Z is canon.
#266
The Old Kai's Weapon
全宇宙のために…よみがえれ孫悟空
Aired 31 May 1995
Canon No, episode 266 of Dragon Ball Z is canon.
#266
The Old Kai's Weapon
全宇宙のために…よみがえれ孫悟空
Aired 31 May 1995