If you want the best rewards in Wuthering Waves, go for Tacet Discord bosses.
These bosses are some of the toughest enemies in Wuthering Waves. Defeating them grants great rewards such as Astrites, Resonance Potions, and Ascension materials.

This ONE Esports guide covers all of the bosses in the game, including the weekly bosses which give even greater rewards.
All Tacet Discord bosses in Wuthering Waves

While most of these bosses can be fought just by going to their lair, some of them require solving some puzzles.
Each boss is also unique in the sense that they drop a specific Resonator Breakthrough for Resonator Ascensions.
TACET DISCORD BOSSES | TYPE | RESONATOR BREAKTHROUGH ITEM |
Mech Abomination | Electro | Group Abomination Tacet Core |
Mourning Aix | Spectro | Elegy Tacet Core |
Feilian Beringal | Aero | Roaring Rock Fist |
Lampylumen Myriad | Glacio | Sound-Keeping Tacet Core |
Inferno Rider | Fusion | Rage Tacet Core |
Crownless | Havoc | Strife Tacet Core |
Tempest Memphis | Electro | Hidden Thunder Tacet Core |
Thundering Memphis | Electro | Thundering Tacet Core |
Impermanence Heron | Havoc | Gold-Dissolving Feather |
Wuthering Waves Calamity Class Tacet Discord bosses
These bosses can only be farmed three times per week.

However, they provide greater rewards and their Echos are considered some of the strongest in the game.
CALAMITY CLASS TD BOSSES | TYPE |
Bell-Borne Geochelone | Glacio |
Dreamless | Havoc |
READ MORE: All Wuthering Waves shiny Echo locations: Unlock rare skins for your Echoes