File:Mat-StructureDTournament-SDCR.png

Source: http://www.coretcg.com/catalog/yugioh_suppliesaccessories-official_yugioh_playmats-sneak_peek_mats/cyber_dragon_revolution_playmat__cyber_dragon_nova/146053

(Couldn't find a proxy image anywhere else... but I'm pretty sure this is one. Stores probably receive such an image beforehand.)