Mentions in other media

Yu-Gi-Oh! has been referred through different non-related media. Here is a list:

Anime and manga

Yami coming from Bobobo's hair.

Konata dressed as Yugi in Lucky Star.

In chapter 104 of the manga series Bobobo-Bo bo-bobo, "Terrifying Sugoroku Battle", Yami Yugi appears from Bobobo's afro, summoning his "Slifer the Sky Dragon" against Halekulani.
In episode 13 of Lucky Star, Konata makes a reference to Yu-Gi-Oh! which includes her dressing like Yugi Mutou.
In episode 162 of Gin Tama, two of the main characters conduct their final competition in a match of card games using a Duel Disk system that uses a similar platform as the first Duel Disk built by Seto Kaiba, and an arm attachment similar to the more commonly recognized Duel Disk. The cards are all characters from the show, and the front of the cards are structured the same as in the TCG/OCG, save for Level stars. Each player begins with 2000 Life Points, and must reduce the other player's to 0.

Yu-Gi-Oh! referenced in The Simpsons.

In the 15th season of The Simpsons, in the empty library there are only two remaining items, one of which is a "Yu-Gi-Oh! Price Guide".

Yu-Gi-Oh! referenced in Family Guy.

In the 5th season of Family Guy, Stewie's teddy bear Rupert is sold at a yard sale accidently. Then when Stewie checks the FBI database for the buyer it is revealed that the buyer watches Yu-Gi-Oh!
In upcoming Victorious special "Locked Up", one preview shows heroine Tori Vega given Yu-Gi-Oh cards instead of traditional playing cards for a game of Go Fish in prison.

In the movie Are We There Yet?, the main character runs a sports shop and when some children pester him he names a list of cards he does not carry (including Yu-Gi-Oh!).
In the film 16 Blocks, Yu-Gi-Oh! is referenced by Mos Def as he talks about his passion in the film of making birthday cakes for children.
In the film Drillbit Taylor, Yu-Gi-Oh! is used as a codename for several missions and operations by the main characters.

In a later Sunday strip, the American comic FoxTrot had a young main character go to a Yu-Gi-Oh! tournament, complete with heavily-gelled hair that greatly resembled that of Yami Yugi.

In the online card game Urban Rivals, two cards, Scarlett Cr and Manon Cr, dress up as a Yu-Gi-Oh! GX character in one of their evolutions.