Loot Crate has featured a number of comics with exclusive variant covers in the past; again, as small items go, they aren't bad. (thatvideogameblog.com)
trading card with exclusive variant art from Kazuki Takahashi, the creator of the YU - GI - OH! (kuriousity.ca)
After the second world war, the top models from Mercedes - Benz were also available in the particularly exclusive variant as a cabriolet. (mercedesblog.com)