Kaido was a blue serpent like dragon with flame clouds~ Salome Is a serpent with blue hair and a cloud like pattern on his body
Onigashima had a giant horned skull sitting in the middle of it~ Salome has a horn skull sitting on his head like a hat
Wano is filled with dirty water and toxic chemicals from the factories~ Salome has a scarf that could double has a face mask in those type of environments
Wano citizens we're made to eat the smile fruits in order to survive~ Salome always has a goofy ass grin on his face
Coincidence? Possibly but doubtful
