- Skull Seeker
Find and return all Red Skulls. (Specter Knight)
- Spec'd Out
Acquire all armor, curios, and upgrades. (Specter Knight)
- Again!
Finish New Game Plus. (Specter Knight)
- Naked Specter
Finish the game without acquiring any Will or Darkness upgrades. (Specter Knight)
- No Damage!
Finish any main stage without taking damage. (Specter Knight)
- Hurry Up!
Beat the game within 1 hour and 30 minutes. (Specter Knight)
- Checkpointless
Destroy every possible checkpoint in the game. (Specter Knight)
- Untouched
Emerge unscathed from a battle with any boss besides Black Knight! (Specter Knight)
- Wisp Whisperer
Obtain all Darkness and Will Upgrades from within the stages. (Specter Knight)
- Make A Killing
Without replaying any stage or minigame, finish the game while holding 60000 gold or more. (Specter Knight)
- Inhuman Resources
Speak with every recruit within the Tower. (Specter Knight)
- Scythe Economy
Complete any Order of No Quarter recruit stage using your standing slash 10 times or fewer. Dash Slashes are ok! (Specter Knight)
- Darkslide
Land all 3 rail tricks in a single grind. (Specter Knight)
- Curio Conquest
Use only curios to defeat any Boss Specter Knight is trying to recruit! (Specter Knight)
- Victory!
Finish the game. (King Knight)
- Merit Badge
Collect all Merit Medals. (King Knight)
- Decked Out
Acquire all armor, heirlooms, fancy things, and upgrades. (King Knight)
- Again!
Finish New Game Plus. (King Knight)
- Cartography King
Find and complete all stages and stage paths, and defeat all wandering travelers. (King Knight)
- Card Completionist
Obtain all Joustus cards. (King Knight)
- House Champ
Clear all 4 houses of Joustus, and win the final battle... (King Knight)
- Beeline
Complete the game in fewer than 25 stages. (King Knight)
- Naked King
Finish the game without acquiring any heirlooms, health upgrades, or vigor upgrades. Armors are ok! (King Knight)
- Hurry Up!
Beat the game within 1 hour and 30 minutes. (King Knight)
- Fearless Champ
Clear all 4 houses of Joustus without buying or reclaiming cards from Chester. (Not in New Game+) (King Knight)
- King of Cards
Defeat every possible Joustus opponent. (King Knight)
- Patron of the Arts
Commission a finished portrait! (King Knight)
- Get Out Of My Room!
Find King Knight's secret room! (King Knight)
- That's Mine!
Lose a unique card, then win it back! (King Knight)
- I'm a Cheater!
Use each one of Chester's Cheat Cards. (King Knight)
- Heirlooms Only!
Use only heirlooms to defeat any boss! (King Knight)
- Jump Economy
Finish a stage and jump fewer than 10 times. (King Knight)
- Heartless
Finish a Joustus Judge stage without dying or collecting any food or health hearts. (King Knight)
- Gem Sweep
In a Joustus match with more than one gem, win by claiming every gem. (King Knight)
- Hat Trick
- Liquid Assets
- Victory!
Finish the game. (Plague Knight)
- Mint Condition
Collect all Cipher Coins. (Plague Knight)
- Maxed Out
Purchase or unlock all relics equipment and upgrades. (Plague Knight)
- Again!
Finish New Game Plus. (Plague Knight)
- Hall Villain
Clear the the Hall of Champions in 3 minutes and 30 seconds or less. (Plague Knight)
- No Damage!
Finish any Stage without taking damage. (Plague Knight)
- Penny Pincher
Finish the game without spending any money... including Cipher Coins! (Plague Knight)
- Naked Plague
Finish the game without collecting any arcana, bomb parts, or armors. (Plague Knight)
- Hurry Up!
Beat the game within 1 hour and 30 minutes. (Plague Knight)
- Checkpointless
Destroy every possible checkpoint in the game. (Plague Knight)
- Untouched
Emerge unscathed from a battle with any Knight of the Order of No Quarter... except for King Knight! (Plague Knight)
- Defend the Lab!
Retake the Explodatorium without breaking any grey blocks during the boss fight. (Plague Knight)
- Trading Up
Trade each of the useless relics to Chester. (Plague Knight)
- Hang Time
Stay in the air for 10 seconds without landing on anything. (Plague Knight)
- Bomb Jump Blitz
Defeat an Order Knight using only bomb jump explosions. (Plague Knight)
- Poor Oolong
Give Oolong a sample of every explosion. (Plague Knight)
- Bomb Economy
Finish any order of no quarter stage using 15 bombs or fewer. (Plague Knight)
- Creep
Watch all of Mona's dance. (Plague Knight)
- Teetotaler
Finish the game without drinking any tonics. (Plague Knight)
- Get Out Of My Room!
Find Plague Knight's secret room. (Plague Knight)