Quick wins for a faster PC:
Repair Windows errors before they cause bigger problemsFix Now →Scan for outdated or missing drivers - takes under a minuteDriver Scan →You need to rescue five fleas to complete The Lost Fleas Wish—not all 30. Accept it from Fleamaster Mooshka in The Marrow or the Wishwall in Bone Bottom, rescue any five qualifying fleas, then return to Mooshka in The Marrow. Huge Flea, Kratt, and Vog count toward the five.
How to complete The Lost Fleas Wish
- Accept the Wish. Speak with Fleamaster Mooshka at the Flea Caravan in The Marrow, or take the Wish from the Bone Bottom Wishwall. The Hollow Knight Wiki lists no prerequisite: The Lost Fleas.
- Rescue any five fleas. The Wish does not require a specific set of locations. Huge Flea, Kratt, and Vog each count if rescued. Choose fleas you can reach with your current abilities and progression; the quest reference confirms the five-flea requirement: The Lost Fleas.
- Return to Mooshka in The Marrow. Speak with him after the fifth rescue to complete the Wish. At that milestone, the caravan moves to Greymoor: Flea Caravan.
Completing the Wish before defeating Moorwing can defer that fight until Act 2, according to Nintendo Life’s guide. Treat this as a possible progression consequence, not a guaranteed outcome for every save.
Five fleas is not the full collection
The Wish’s objective is five rescues; the complete flea set contains 30. You can keep finding fleas after the Wish is complete to advance the caravan and collect its later rewards. Vog can also mark missing flea locations on your map in exchange for Rosaries once you have found him. Those markers and all 30 rescues are optional for completing The Lost Fleas Wish. The full-set count and quest distinction are documented in the Hollow Knight Wiki’s flea entry.
Caravan milestones and rewards
| Fleas rescued | Caravan location or condition | Reported reward |
|---|---|---|
| 5 | Moves to Greymoor | Flea Brew |
| 12 | Moves to Blasted Steps if Last Judge is defeated | Spool Fragment |
| 22 | Moves to Pale Lake in Putrified Ducts if Hornet has visited | Tool Pouch |
These thresholds and conditions are listed by the Hollow Knight Wiki. Other guides describe additional collection rewards, but reported thresholds differ for some later rewards; the table sticks to the clearly documented caravan milestones.
#1 Best Overall
- Discover the fallen insect kingdom of Pharloom! Explore mossy grottos, gilded cities and misted moors as you ascend to the shining citadel at the top of the world.
- Engage in lethal acrobatic action! Wield a huge suite of deadly moves as you dance between foes in swift, beautiful combat.
- Craft powerful tools! Master an ever-expanding arsenal of weapons, traps, and mechanisms to vanquish your enemies and explore new heights.
- Solve shocking quests! Hunt down rare beasts and solve ancient mysteries to grant the wishes of the downtrodden and restore the kingdom’s hope.
- Face over 200 ferocious foes! Beasts and hunters, monsters and knights. Defeat them all with bravery and skill!
Choosing which fleas to find first
There is no mandatory five-location route. Let your current region, unlocked movement abilities, and comfort with hazards or combat determine which fleas are practical to reach. For example, GameSpot describes a Marrow flea reached through spike hazards and disappearing platforms, plus Deep Docks fleas that include one behind a breakable wall near the Bell Beast fast-travel point and another gated by Swift Step: GameSpot’s flea-location guide.
For a full route rather than just the five needed for the Wish, Nintendo Life’s September 13, 2025 guide covers all 30 locations with map images and directions. The quest accepts any five rescued fleas, so there is no need to follow a fixed list of five.
Quick Recap
Best Value
- Diverse Collection of 50 Stickers: This set offers 50 waterproof PVC stickers featuring a wide range of beloved characters and iconic creatures from the hit game Hollow Knight. From the determined Knight to the quirky NPCs and formidable bosses, it's a comprehensive showcase of the game's rich universe.
- High - Quality Waterproof Material: Crafted from top - notch PVC, these stickers are fully waterproof, resistant to scratches and fading. They can endure various environmental conditions, whether it's rain, sunlight, or daily wear, making them perfect for decorating water bottles, laptops, backpacks, and other personal items.
- Effortless Application and Removal: With a strong yet user - friendly adhesive, these stickers can be easily applied to smooth surfaces like glass, plastic, and metal. When you decide to re - decorate or change their position, they can be removed cleanly without leaving any sticky residue, giving you the flexibility to update your decor.
- Ideal for Hollow Knight Fans: Whether you're a long - time fan of Hollow Knight or just starting to explore the game, these stickers are a must - have. Use them to personalize your belongings, display your love for the game, or share them as a thoughtful gift with fellow gamers who appreciate the charm of Hallownest.
- Versatile for DIY and Decor Projects: Unleash your creativity! These stickers are perfect for a variety of DIY endeavors, such as scrapbooking, customizing phone cases, embellishing notebooks, or adding a touch of Hallownest to any crafting project. They can transform ordinary items into unique, Hollow Knight - themed masterpieces.
Rank #3
- Hollow Knight: Silksong is the epic sequel to Hollow Knight, the award winning action-adventure.
- Journey to all-new lands, discover new powers, battle vast hordes of bugs and beasts and uncover secrets tied to your nature and your past.
Rank #2
- Classic side-scrolling action, with all the modern trimmings.
- Tightly tuned 2D controls. Dodge, dash and slash your way through even the most deadly adversaries.
- Explore a vast interconnected world of forgotten highways, overgrown wilds and ruined cities.
- Forge your own path! The world of Hallownest is expansive and open. Choose which paths you take, which enemies you face and find your own way forward.
- Evolve with powerful new skills and abilities! Gain spells, strength and speed. Leap to new heights on ethereal wings. Dash forward in a blazing flash. Blast foes with fiery Soul!.Equip Charms! Ancient relics that offer bizarre new powers and abilities. Choose your favourites and make your journey unique!.An enormous cast of cute and creepy characters all brought to life with traditional 2D frame-by-frame animation..
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.




