KingSwap Brings Gamification to DeFi with NFT Staking and Raffle Games Users can Stake KingSwap NFTs to earn higher yields and limited-edition digital collectibles, tradable on OpenSea and Rarible. SINGAPORE — December 4, 2020 — DeFi project KingSwap (https://www.kingswap.io/) today announced the launch of its NFT staking program and raffle games. …