Biff shares his body style, eyebrows, and eye color with S04E04 Unnamed Earth Stallion #8, S04E04 Unnamed Earth Stallion #5, S04E04 Unnamed Earth Stallion #2, and S05E25 Unnamed Earth Stallion #1 and his body style and eyebrows with "Quick Trim". Rogue shares his body style and eye color with "Real Article", S05E16 Unnamed Earth Stallion #17, and S06E03 Unnamed Earth Stallion #5.