Board Thread:Theories and Speculation/@comment-1872728-20160626062615/@comment-28885945-20160630153622

1. Hiruzen/Minato(never used sage mode in life sucked at it) 2. Ohnoki 3. Kakuzu (unkillable and five chakra natures) 4. Guy (I don't count 8 gates because a technique that kills you within a few minutes lets you tank one opponent but then your dead so you're not the most powerful anymore any opponent fast enough will run away and wait for him to die) 5.Kisame