Board Thread:Theories and Speculation/@comment-34656247-20191119070420/@comment-32685487-20191122223044

The toad itself is not a chakra based substance, neither was the crow. Itachi can control the flames to burn at a much faster and hotter rate than any other user has ever shown.. but thats only when Itachi is present. I doubt he can make the flames burn like that through the transcription seal.