Raffle Coin (RAFF) enters the presale race, challenging top contenders like Avalanche (AVAX) and Polkadot (DOT) for investor attention. The post Presale Race Heats Up: Raffle Coin (RAFF) Challenges Avalanche (AVAX) and Polkadot (DOT) for Early Investors appeared first on Latest News and Insights on Blockchain, Cryptocurrency, and Investing .