Sleepy Beepy
Vs. RetroSpecter - Part Two: Infernadise
Silver
On any Sloth song, win with a D-rank or worse...
Snoozer Loser
Vs. RetroSpecter - Part Two: Infernadise
Silver
In Lullabyte, complete the song with over 100 misses...
Paint It, Blank
Vs. RetroSpecter - Part Two: Infernadise
Silver
In Gutlery, survive a near-death experience after hitting too many Void Notes close together, then complete the song.
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.
Ragefire Spasm
Vs. RetroSpecter - Part Two: Infernadise
Gold
In Catastrofiend, complete the song without hitting any Hydra Notes.
Freeze Flame
Vs. RetroSpecter - Part Two: Infernadise
Silver
In Icebreaker, complete the song after getting frozen 5 times or more.
Diamond Gust
Vs. RetroSpecter - Part Two: Infernadise
Platinum
Unlock every achievement in the Ace category.
Slippery Dope
Vs. RetroSpecter - Part Two: Infernadise
Gold
Complete Icebreaker without hitting any Ice Notes.
Patience Is A Virtue!
Vs. RetroSpecter - Part Two: Infernadise
Silver
In Waitkeeper, listen to Patience's pause menu music for at least 3 minutes straight.
Providise Pro
Vs. RetroSpecter - Part Two: Infernadise
Platinum
Unlock every achievement in the Patience category.
Luster Purging
Vs. RetroSpecter - Part Two: Infernadise
Bronze
In Waitkeeper, have the entire strum line covered with light beams simultaneously.