In the fast-paced cryptocurrency market, three top altcoins have been making waves: Rollblock (RBLK), Dogecoin (DOGE), and Pepe (PEPE). RBLK has been trending for unveiling a hybrid GambleFi protocol, while the return of the GameStop trader has caused a spike in the meme coin market, with PEPE and DOGE being the two biggest beneficiaries.