<ul data-eligibleForWebStory="false">2021 bull run created millionaires with Shiba Inu and Dogecoin.In 2025, new tokens like Little Pepe, Sei, Arbitrum, Aptos offer potential gains.Little Pepe focuses on meme culture, Sei on high-speed trading.Arbitrum is a Layer 2 leader and Aptos is a scalable Layer 1 option.