👑 Legendary Fish
The rarest fish in all of Heartopia. Currently there's only one legendary fish — the mystical Koi!
Koi
LEGENDARYThe most elusive fish in Heartopia. A beautiful ornamental carp with stunning colors.
🔑 How to Find the Secret Pond
The Secret Pond is a hidden location. Look for it near the Forest Lake area — it's accessible after reaching certain progression milestones. Fish here at midnight for your best chance!
🌈 Rainbow Weather Fish
These rare fish only spawn during Rainbow Weather. Check your TV forecast or smartwatch to prepare!
🌈 Rainbow Weather Info
- • Starts at 6:00 PM server time
- • Lasts for a few hours
- • Check your in-house TV for weather forecast
- • Rainbow typically follows after rain
| Fish | Location | Time | Level |
|---|---|---|---|
| 🐟 Bluefin Tuna | East Sea / Sea Event | All Day | Lv.9 |
| 🐟 Swordfish | Zephyr Sea / Sea Event | All Day | Lv.9 |
| 🦈 Smooth Hammerhead | Sea Fishing | All Day | Lv.8+ |
| 🦀 Golden King Crab | Sea Fishing | All Day | Lv.7+ |
| 🐟 European Eel | Old Sea | Evening | Lv.6+ |
| 🐟 Blackspot Seabream | Zephyr Sea | 6PM-12AM | Lv.5+ |
| 🐟 Chum Salmon | Tranquil River | All Day | Lv.4+ |
| 🐚 Large Pearl Mussel | Forest Lake | All Day | Lv.3+ |
| 🐟 Tub Gurnard | East Sea | All Day | Lv.5+ |
| 🐟 Largemouth Bass | Forest Lake | All Day | Lv.3+ |
💰 Top Priority: Bluefin Tuna and Swordfish are the most valuable rainbow-only fish. Rent a boat and use Mermaid Perfume to maximize your haul!
🧜♀️ Mermaid Fish Attractor Exclusives
These rare fish can only be caught using the Mermaid Fish Attractor in multiplayer mode!
🧜♀️ How Mermaid Attractor Works
- 1. Buy Mermaid Fish Attractor from Vanya (unlocks at Fishing Lv.4)
- 2. Play with friends nearby (multiplayer required)
- 3. Both players use Attractors simultaneously
- 4. Look for blue flashing fish shadow — only the attractor user can catch it
Edible Frog
Tilapia
Rabbit Fish
🌧️ Rainy Weather Fish
These fish spawn during rainy weather (also works in rainbow weather):
| Fish | Location | Time | Weather |
|---|---|---|---|
| 🐟 Northern Pike | Forest Lake | All Day | 🌧️ Rainy |
| 🐠 Goldfish | Meadow Lake | 6AM-6PM | 🌧️🌈 Rain/Rainbow |
| 🐟 Butterfly Koi | Meadow Lake | All Day | 🌧️🌈 Rain/Rainbow |
| 🐚 Large Pearl Mussel | Forest Lake | All Day | 🌧️🌈 Rain/Rainbow |
| 🐟 Blackspot Seabream | Zephyr Sea | 6PM-12AM | 🌧️🌈 Rain/Rainbow |
🎣 How to Catch Rare Fish
Basic Steps
- 1 Equip your Fishing Rod from your toolbox
- 2 Find fish shadows in the water — bigger = rarer fish
- 3 Cast in front of the shadow — hold to aim precisely
- 4 Reel in when fish bites — hold the reel icon
- ! If line turns RED — release immediately to prevent snap!
💡 Rare Fish Signs
- • Larger shadows = higher chance of rare fish
- • Shimmering/sparkling shadows may indicate special fish
- • Blue flashing shadow = Mermaid Attractor exclusive
💡 Pro Tips for Rare Fish
✅ Do
- • Check weather forecast daily — prepare for rainbow days!
- • Upgrade Rod Maintenance skill first to prevent rod breaking
- • Use Mermaid Perfume during rainbow weather for more spawns
- • Rent a boat for sea fishing — larger shadows spawn in deep water
- • Fish at night (6PM-6AM) for many rare fish
- • Play with friends for Mermaid Attractor exclusive fish
❌ Don't
- • Miss rainbow weather — it only lasts a few hours!
- • Force the reel when line is red — instant snap
- • Sell all rare fish — keep one of each for encyclopedia
- • Ignore fishing level — some fish won't spawn until higher levels