There’s been plenty of collaborations announced for Monster Hunter X lately, and the most recent one was shown in the latest issue of V-Jump with a Yu-Gi-Oh! collaboration costume. [Thanks, Hachima.]
As shown in the magazine scan, the upcoming collaboration with Yu-Gi-Oh! brings the “Dark Magician Series” outfit for your Palico. This set can be unlocked through a downloadable event quest that will be available after the game releases in Japan on November 28, 2015 for Nintendo 3DS.