One piece High tier
Factual tier list
Credit to https://www.google.com/search?q=one+piece+icons&tbm=isch&ved=2ahUKEwiDtJfx8sX4AhV5gc4BHZyFB0gQ2-cCegQIABAA&oq=one+piece+icons&gs_lcp=CgNpbWcQAzIFCAAQg for the images.
Factual tier list
Credit to https://www.google.com/search?q=one+piece+icons&tbm=isch&ved=2ahUKEwiDtJfx8sX4AhV5gc4BHZyFB0gQ2-cCegQIABAA&oq=one+piece+icons&gs_lcp=CgNpbWcQAzIFCAAQg for the images.