Catch A Monster video companion

Psyber To Psyberion Guide: S Or SS, Water Guns, Gender Swap, And Breeding

Cyclone9 evolves Psyber into Psyberion, explains the S-or-SS rank decision, shows the Water Gun and fire/ground material route, uses Gender Swap Potion for breeding and index value, and judges Psyberion as a Spire-focused tank.

guidePsyberion evolution guidePublished 2026-08-01Cyclone9 companion

Best route

Fast answer

Fast answer

To evolve Psyber into Psyberion in Cyclone9's route, start with S-rank Psyber, farm 12 Water Guns from Rain Imp on Splash Island, add the fire and ground evolution materials, and expect about a 19.54% shown chance when the extra slots are filled. Cyclone9 evolves at S because his Psyber has no trait or mutation, then uses Gender Swap Potion and breeding to chase better offspring, index progress, mutations, and a future SS Psyberion.

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Guide companion

Use this Catch A Monster route in-game

Use these notes while farming materials, checking costs, testing routes, or deciding what to do next.

Whether to evolve Psyber at S or spend SS resources first
Water Guns from Rain Imp and fire/ground evolution materials
Gender Swap Potion, breeding roles, and index progress after a missed evolution
Psyberion's taunt, damage reduction, Spire passive, and tank verdict

Step-by-step

Follow the in-game plan

Use the video as the walkthrough, then use these notes as the practical checklist.

Start with the rank decision

Cyclone9 does not automatically push his Psyber to SS before evolving. The recorded Psyber is male, has no trait, and has no mutations, so he saves the rare SS resources for stronger trait parents and treats the first evolution as a breeding setup instead.

  • Use SS resources first when the Psyber already has a strong trait or mutations worth preserving.
  • Evolving at S can make sense when you plan to breed a better copy later.
  • Do not spend rare purple plates just because the evolution screen is new.

Farm Water Guns from Rain Imp

The special material is Water Gun, dropped from Rain Imp on Splash Island. Cyclone9's route uses 12 Water Guns per Psyber evolution attempt before adding the fire and ground materials.

  • Farm Rain Imp on Splash Island first.
  • Bring 12 Water Guns for each attempt.
  • Plan for misses because the shown chance is not guaranteed.

Fill the extra evolution slots

The video shows the chance rising when Cyclone9 fills the remaining recipe space with extra fire or ground materials. The safest number to plan around is the recorded result: about a 19.54% shown Psyberion chance after the recipe is filled.

Use Gender Swap only when it solves a real breeding problem

After missing into another evolution first, Cyclone9 uses Gender Swap Potion so the copy can act as the female parent and create more Psyber-line offspring before reversion. That is useful for index hunters and players trying to build a better long-term Psyberion.

  • Female breeding matters when you want repeated offspring from the same monster line.
  • Cyclone9 uses breeding before reverting the missed evolution for extra index value.
  • Gender Swap Potions are limited enough that weak copies should not burn them casually.

Judge Psyberion as a tank, not only a damage pet

Psyberion's appeal is survivability. Cyclone9 highlights taunt, 95% damage reduction windows on both active skills, knockback, and a passive that reduces damage taken in Spire. That makes the evolution especially interesting for Spire and hard survival checks.

Mentioned in the video

Quick facts from the video

Base monster

Psyber

Evolution

Psyberion

Boss material source

Rain Imp on Splash Island

Special material

Water Gun x12 per attempt

Shown chance

About 19.54% after filling the recipe

Main role

Spire tank and taunt support

FAQ

Psyberion evolution guide questions

Quick answers for the route, materials, mechanics, and next steps covered in the video.

How do you evolve Psyber into Psyberion?

Cyclone9's route uses S-rank Psyber, 12 Water Guns from Rain Imp, and fire/ground evolution materials. The video shows about a 19.54% chance after the extra recipe slots are filled.

Should I evolve Psyber at S or SS?

It depends on the copy. Cyclone9 evolves at S because his Psyber has no trait or mutations and he wants to save rare SS resources for stronger parents. A traited or mutated Psyber may justify SS first.

Where do Water Guns come from?

Water Guns come from Rain Imp, the Splash Island boss tied to the Patch 0.42 Psyber evolution route.

Why use Gender Swap Potion in the Psyberion guide?

Cyclone9 uses Gender Swap Potion to make the missed evolution usable as a female breeding parent before reverting it. That gives extra index progress and sets up future Psyber-line breeding.

Is Psyberion good?

The video treats Psyberion as a strong tank, especially for Spire, because its skills include taunt, 95% damage reduction windows, knockback, and a damage-taken reduction passive for Spire.

Useful pages

More Catch A Monster help

Use these pages when you want the next practical step after the video.

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