Farming boss Echoes in Wuthering Waves can be a pain with their long respawn times and low drop rates, but some players have found an exploit that guarantees that your favorite boss will drop an Echo every time you defeat them. This exploit will probably get patched sometime in the future, so jump on it while you can. It’s also not the most efficient way of farming Echoes, but if you really need a specific Echo like Tempest Mephis for your build, then it’s the best way of getting it. How to Get Guaranteed Boss Echoes in Wuthering Waves To get guaranteed boss Echo drops in Wuthering Waves, kill the boss that you’re targeting until they drop an Echo. You get a few boosted drop rates with each weekly reset in Wuthering Waves, so you really won’t need to do this exploit until you run out of those. After killing the boss and collecting their Echo, go kill another boss from the same class with the same Cost. For example, all bosses that drop ascension ma...