I'm finally uploading stuff after practically dropping off the face of the earth.
Anyhoo, this is a coloured sketch [link]
; the original drawn by the talented 3rdHayashida [link]
Yes, permission was given.
(I was so tempted to make their uniforms pink, or some other silly colour. And sparkles.)
Fullmetal Alchemist (C) Hiromu Arakawa
Roy and Riza sketch (C) 3rdHayashida