SatchmoKonami has announced the Judge mats for 2018!
Lumina, Twilightsworn Shaman is the reward mat.
Apprentice Illusion Magician is the travel assist mat.
Source: Official Yu-Gi-OhTCG Facebook Page
Here's a look at our Judge Mats for 2018! Registered Konami Judges can get an opportunity to receive these mats by judging at a Premier Event (such as a YCS, WCQ, or UDS Invitiational) beginning in January 2018.
Lumina, Twilightsworn Shaman is the reward mat.
Apprentice Illusion Magician is the travel assist mat.
Source: Official Yu-Gi-OhTCG Facebook Page