Altcoins including XRP, cardano, avalanche, chainlink, bitcoin cash, shiba inu, and polkadot are set for a powerful breakout as Grayscale forecasts sweeping SEC-approved expansion in regulated crypto investment products. Grayscale Predicts Altcoin Breakout, 11 Crypto Assets Primed for New SEC Qualification Crypto asset manager Grayscale Investments projected a bullish expansion in the digital asset market