Complete the indicated task to unlock the corresponding item in the "Treasure Hunt" part of the menu between chapters.
5,000 Hearts: Acquire a Hewdraw Club with a melee-combo modifier.
8,000 Hearts: Defeat Twinbellows before it can roar once.
9,000 Hearts: Exceed 15,000 points on the Practice Range (Air Battle) damage counter.
10,000 Hearts: Defeat the Phoenix while in the air above the platform.
999,999 Hearts: Complete all chapters on Intensity 9.
Boss Battle Intensity: Complete Boss Battle mode under the Easy difficulty.
Feather: Perform 1,000 melee attacks.
Feather: Open 150 treasure boxes.
Idol: Aurum Brain: Acquire a weapon valued at over 300.
Idol: Cellular Skuttler: Acquire Raptor Claws with a status-resistance modifier.
Idol: Centurion Orbitars: Execute 2,000 dodges.
Idol: Crusader Blade: Defeat 50 Souflees.
Idol: Dark Fighter: Have over 300,000 Hearts.
Idol: Dark Pit Staff: On Intensity 7.5 or higher, defeat Dark Pit without jumping onto any platforms.
Idol: Final Strike: Score 100 or more hits during the credits.
Idol: Juggernaut: Acquire all cannons.
Idol: Knuckle Staff: Complete Chapter 25 within 15 minutes (Intensity 7.5 or higher).
Idol: Kraken Arm: In Chapter 12, knock all the Guards into the trench simultaneously.
Idol: Lightning Chariot: Defeat the Boss of Chapter 19 while in the lead on the chariot track.
Idol: Magmoo: Defeat Gaol in Chapter 2 with a dash melee attack.
Idol: Nukleen: Use powers 100 times.
Idol: Orne: Use 150 Special Attacks.
Idol: Rare Treasurefish: Defeat 10 Rare Treasurefish.
Idol: Suit of Skuttler: On Intensity 9, complete Chapter 4 with 200 enemies destroyed.
Idol: Trailtail: Complete Chapter 12 within 11 minutes.
Idol: Underworld Gatekeeper: On Intensity 7.5 or higher, defeat Hewdraw Reborn without hitting any purple balls of light.
Idol: Vakloom: Have a total score of 15,000,000 points
Music: Boss Fight 2: Defeat Magnus with a Magnus Club.
Music: Hades's Infernal Theme: Defeat 100 Bosses.
Power: Angelic Missile Level 3: Defeat Phosphora within 30 seconds.
Power: Freeze Attack Level 3: Perform 100 Idol tosses.
Power: Interference Level 3: Defeat 100 opponents in Together mode.
Power: Random Effect Level 2: Play Far Away in Together mode 50 times.
Power: Slip Shot Level 2: Defeat the Chaos Kin without letting Dark Pit get taken down.
Power: Super Speed: Complete chapters 30 times.
Power: Warp: Have 30 victories in Light vs. Dark.
Power: Weaken Attack Level 3: Acquire all arms.
Stage: Large Arena: Play Light vs. Dark 30 times.
Weapon: Cutter Palm: Use 100 items.
Weapon: Drill Arm: Fire a total of 50,000 shots.
Weapon: End-All Arm: Recover onto your feet from a knockback 100 times.
Weapon: Ogre Club: Complete Chapter 9 without using the Three Sacred Treasures.
Weapon: Shock Orbitars: Complete Chapter 14 without taking any damage (Intensity 2.0 or higher).
