Meme Coins and Presales: Meme coins like Pudgy Penguins ($PENGU ) are gaining traction, with CBOE filing for a Pudgy Penguins $NFT ETF, potentially the first of its kind. BTC Bull Token and others are also highlighted in presales, with whale activity and projects like DogeOS (Dogecoin-based mini-games) set to launch in August 2025.