TM - Echoed Voice

The user attacks the target with an echoing voice. If this move is used every turn, it does greater damage.

TM - Echoed Voice is a Technical Machine in PokeMMO: it teaches a move to a compatible Pokémon.

How to get TM - Echoed Voice in PokeMMO

No GTL price and no known wild Pokémon for TM - Echoed Voice: it comes from elsewhere in the game (shops, rewards, events).