Caption:
The two known Ario/Uigi pairs are dressed in complimentary colors.
This implies the existence of a third pair that wears blue and orange.
(Image displaying characters around a complimentary color diagram, in pairs, with a missing third pair.)
Little is known about the properties of this proposed 3ario and 3uigi.
(Illustration of 3ario and 3uigi, with the caption "artist depiction".)