Qubetics Builds While Mantle Expands and Bitcoin Cash Holds — Best Altcoins to Buy and Hold for Short Term On June 8, 2025June 7, 2025 By NewsDeck As Qubetics’ $17.7M presale gains momentum, Mantle scales L2 operations, and Bitcoin Cash retains its strength, analysts weigh in on the best altcoins to buy and hold for short term gains in 2025.