Molded Echo - Lingering Tunes

Open to obtain the following 5 Echoes:
Lingering Tunes Set: Mech Abomination (Crit. Rate)
Lingering Tunes Set: Flautist (ATK)
Lingering Tunes Set: Chasm Guardian (ATK)
Lingering Tunes Set: Vanguard Junrock (ATK)
Lingering Tunes Set: Snip Snap (ATK)