【Merlin Chain Opens BTC Staking Vault 2, Total Capacity Increased to 100 BTC】Golden Finance reports that Merlin Chain has announced the establishment of BTC Staking Vault 2, increasing the total staking limit from 50 BTC to 100 BTC to meet the participation demands of community users after the first phase sold out quickly. Currently, the annualized return on BTC staking is up to 21%, with rewards expected to be distributed in early October 2025.