Luster Purging
Vs. RetroSpecter - Part Two: Infernadise
Bronze
In Waitkeeper, have the entire strum line covered with light beams simultaneously.
Host Stories
Vs. RetroSpecter - Part Two: Infernadise
Bronze
In Side Stories, complete Corrupduo on any difficulty.
Anemic Anomaly
Vs. RetroSpecter - Part Two: Infernadise
Bronze
Complete Corruptro in Corruptro Side Stories on Normal or higher.
Slippery Dope
Vs. RetroSpecter - Part Two: Infernadise
Gold
Complete Icebreaker without hitting any Ice Notes.
Unready Yeti
Vs. RetroSpecter - Part Two: Infernadise
Bronze
Complete Icebreaker in Ace Side Stories (any difficulty).
I Can Beep These Cuffs
Vs. RetroSpecter - Part Two: Infernadise
Silver
In Apocalyptro, hit Chain Notes on all 4 directions at once. Then break free and complete the song.
Flaccid Acid
Vs. RetroSpecter - Part Two: Infernadise
Silver
In Spectral or Ectospasm, win with at least 10 stacks of poison applied.
Blinding Rage
Vs. RetroSpecter - Part Two: Infernadise
Silver
In Catastrofiend, hit a regular note while it's being concealed by a Hydra Note's Hellfire Trail.
Can You Fear Me Now?
Vs. RetroSpecter - Part Two: Infernadise
Silver
Wait for Retro's phone to hang up.
Tiny Temper
Vs. RetroSpecter - Part Two: Infernadise
Bronze
Complete the song 'Retro' on any difficulty in Wrath Side Stories.
Buttress Seductress
Vs. RetroSpecter - Part Two: Infernadise
Bronze
In Side Stories, complete Hard Ache, Peepover and Extirpatient on any difficulty.
Cumpletionist
Vs. RetroSpecter - Part Two: Infernadise
Platinum
Unlock every achievement in the Lust category.