Altcoins Undergo Their Best Crypto Week since 2017, Polkadot and XLM Prices Expected to Rally Even Higher News Currently, Polkadot and Stellar Lumens (XLM) are bullish, and traders are expecting them to rally higher. Here’s why. (Read More) More courses:Ethereum (ETH) and Polkadot (DOT) Lead The New Year…Volatility Rocks The Market as Altcoins Ignite…Chainlink, Uniswap, and Polkadot among the Altcoins…