It's a meme regrading a card in Yu-Gi-Oh! Called "Mammoth Graveyard" as Konami's 2017 Series 10 PSCT changes "Graveyard" to "GY" in card text.
A known Scumbag from YGOCC who tends to spam the chat with tumbleweed emojis and whines when he loses them. A Big liar and self-centered Douchebag who never accepts anything else besides what he believes in, and he agrees to.
He is known as Fusion Perfection in Yu-Gi-Oh! Wikia.
Manga Yuya adores Tumbleweed emojis.