1.0× this
Exotic
Crystallized SeadragonC$9,690StableSynced yesterday
Source: Fisch Wiki (CC BY-SA 4.0) · Value = in-game sell price, not player trade prices · Last checked Nov 11, 2026
ExtinctValue rank #118 of 677
C$9,568
= C$9,568 · Normal, average weight
Stable · Synced Nov 11, 2026 · How are values worked out?
Value by mutation
All mutations →Phantom Koi is worth about the same as Crystallized Seadragon (C$9,690) and about the same as Musical Crab (C$9,250).
Fish data
RarityExtinct
Where to catchSecond Sea, Isle of New Beginnings
Average weight660 kg
Weight range216 – 7,156 kg
Sells per kgC$14.497
XP6,660
Recent changes
Full update log →No change since Nov 9, 2026Phantom Koi is still C$9,568.
Fish with a similar value
Crystallized SeadragonC$9,6900.97× this
Mythical
Musical CrabC$9,250StableSynced yesterday
0.97× this
Extinct
Psychedelic FrogfishC$9,240StableSynced yesterday
1.0× this
Special
Admin Bait CrateC$10KStableSynced yesterday
What can Phantom Koi trade for?
1 × Phantom Koi ≈ 2 × Molten Banshee (C$10K vs C$9,568, 5.0% apart = Fair)Try it in the calculator
1 × Phantom Koi ≈ 2 × Dune Relic (C$10K vs C$9,568, 4.5% apart = Fair)Try it in the calculator
1 × Phantom Koi ≈ 2 × Great White Shark (C$10K vs C$9,568, 4.5% apart = Fair)Try it in the calculator
Phantom Koi sell price by weight and mutation
C$ at 14 C$/kg, using the game's rounding. Mutations are the highest appraisable and event ones; see all multipliers.
| Mutation | × | Lightest216 kg | Average660 kg | Heaviest7,156 kg |
|---|---|---|---|---|
| No mutation | 1 | 3,024 | 9,240 | 100,184 |
| Shiny | 1.85 | 5,595 | 17,094 | 185,341 |
| Sparkling | 1.85 | 5,595 | 17,094 | 185,341 |
| Nightmare | 8.8 | 26,612 | 81,312 | 881,620 |
| Necrotic | 7.4 | 22,378 | 68,376 | 741,362 |
| Shrouded | 7 | 21,168 | 64,680 | 701,288 |
| Wicked | 6.6 | 19,959 | 60,984 | 661,215 |
| Prismatic | 6.5 | 19,656 | 60,060 | 651,196 |
| NightmareFischFright 2025 | 8.8 | 26,612 | 81,312 | 881,620 |
| Jack's CurseFischFright 2025 | 8.5 | 25,704 | 78,540 | 851,564 |
| PopsicleFischfest | 8.16 | 24,676 | 75,399 | 817,502 |
Other fish at Second Sea
- Brimstone Angler · Mythical
- Pine Zephyrfish · Extinct
- Thornfish · Secret
- Tropicspike · Extinct
FAQ
How much is Phantom Koi worth in Fisch?
One average Phantom Koi is worth about C$9,568. A Shiny or Sparkling one (×1.85) is C$17,701, and a Midas one (×2.5) is C$23,920. The value is the Fisch Wiki's average sell price, so a heavier fish sells for more.
What does Phantom Koi sell for at different weights?
At 14 C$ per kg, Phantom Koi sells for 3,024 C$ at its lightest weight (216 kg) and 100,184 C$ at its heaviest (7,156 kg), with no mutation.
Where do you catch Phantom Koi in Fisch?
Phantom Koi is listed under Second Sea, Isle of New Beginnings. Second Sea has 5 fish in total.
How rare is Phantom Koi?
Fisch Wiki lists Phantom Koi as Extinct and it gives 6,660 XP. It weighs 216–7,156 kg.