Several altcoins, including Solana and Tron, may have had their last hurrah according to Anthony Scaramucci, founder of SkyBridge Capital.Rollblock, a new project in the GambleFi sector, is expected to rise in 2025 with its transparency and player empowerment features.Solana's recent weakness and failure to hold support levels may make 2025 challenging for SOL holders.Tron's strategic collaborations, including with Bitget, may help boost its growth and ride the next bull run.