Etheruem's Layer 2 scaling solution Polygon has witnessed heavy on-chain activity since last week. Recently, the NFT play-to-earn game Sunflower Farmers has clogged the Polygon network amid high network demand. This NFT game's popularity accounts for a staggering 40% of gas consumption. In December 2021, the Sunflower Games caused the gas fee to increase by a staggering 16x on the Polygon network. Polygon Network Gas Fee increases by 40% amid heavy NFT Gaming.