Lightchain AI (LCAI) is a token with potential for high-growth and innovation as it combines artificial intelligence with decentralized technology.Other tokens like NOT, BNX, and ETH also hold promise for investors aiming to build a millionaire portfolio by 2025.Lightchain AI's unique features include the Artificial Intelligence Virtual Machine (AIVM) and Proof of Intelligence (PoI) consensus mechanism.Ethereum (ETH) remains a staple in the crypto market, with improvements expected in ETH 2.0 and potential for significant price growth.