Cobblemon Pufferfish's Skills API

Cobblemon Pufferfish's Skills API

An API that allows Cobblemon to use Pufferfish's Skills for experience and modifiers.

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Screenshots

BE Stat Increases

About this Mod

Cobblemon Pufferfish's Skills API

An API mod that allows using Cobblemon events with Pufferfish's Skills as experience sources and skill modifiers.

Requirements

  • Minecraft 1.21.1
  • Cobblemon 1.7.3
  • Puffish Skills 0.17.3

Neoforge

  • NeoForge 21.1.219

Fabric

  • Fabric 0.18.4
  • Fabric API 0.116.9+1.21.1

Skill Modifiers

This mod registers a custom Pufferfish reward: cobblemon_puffish_skills_api:modifier.

Example Skill:

{
  "type": "cobblemon_puffish_skills_api:modifier",
  "data": {
    "modifier": "catch_rate_increase",
    "operation": "add",
    "value": 20
  }
}

Data Fields

  • modifier: which modifier to apply (see list below)
  • operation: add , set, or remove
  • value: integer value (meaning depends on modifier)
  • <type> values: normal, fire, water, grass, electric, ice, fighting, poison, ground, flying, psychic, bug, rock, ghost, dragon, dark, steel, fairy
  • <stat> values: hp, attack, defense, special_attack, special_defense, speed
  • <item_path> values: use the cobblemon item id (IE, cobblemon:elixir)

Modifier List and Behavior

Battle

  • battle_experience_percent: Adds a percent multiplier to Pokémon experience gained from battle.
  • battle_stat_increase: Adds a flat amount to all Pokémon stats while in battle only.
  • battle_stat_increase_<stat>: Adds a flat amount to a specific Pokémon stat while in battle only.
  • battle_stat_increase_<stat>_<type>: Adds a flat amount to a specific Pokémon stat while in battle only when matching type.
  • battle_stat_increase_percent: Adds a percent multiplier to all Pokémon stats while in battle only.
  • battle_stat_increase_percent_<stat>: Adds a percent multiplier to a specific Pokémon stat while in battle only.
  • battle_stat_increase_percent_<stat>_<type>: Adds a percent multiplier to a specific Pokémon stat while in battle only when matching type.

Catch

  • bait_power: Makes all numeric bait effects stronger by this percent, rounding rarity_bucket tier increases up, and does not affect bite time or base spawn chance.
  • catch_rate_critical: Adds a percent chance for a critical capture.
  • catch_rate_critical_<type>: Adds a percent chance for a critical capture when the Pokémon matches the type.
  • catch_rate_increase: Adds a percent multiplier to base catch rate (e.g., 20 = +20%).
  • catch_rate_increase_<type>: Adds a percent multiplier to base catch rate when the Pokémon matches the type.
  • catch_rate_minimum: Sets a minimum capture chance for all Pokémon.
  • catch_rate_minimum_<type>: Sets a minimum capture chance when the Pokémon matches the type.

Crafting

  • coarse_mulch_yield: Flat extra coarse mulch added on craft.
  • coarse_mulch_yield_chance: Each 100 adds +1 coarse mulch; remainder is percent chance.
  • growth_mulch_yield: Flat extra growth mulch added on craft.
  • growth_mulch_yield_chance: Each 100 adds +1 growth mulch; remainder is percent chance.
  • humid_mulch_yield: Flat extra humid mulch added on craft.
  • humid_mulch_yield_chance: Each 100 adds +1 humid mulch; remainder is percent chance.
  • loamy_mulch_yield: Flat extra loamy mulch added on craft.
  • loamy_mulch_yield_chance: Each 100 adds +1 loamy mulch; remainder is percent chance.
  • mulch_base_yield: Flat extra mulch base added on craft.
  • mulch_base_yield_chance: Each 100 adds +1 mulch base; remainder is percent chance.
  • peat_mulch_yield: Flat extra peat mulch added on craft.
  • peat_mulch_yield_chance: Each 100 adds +1 peat mulch; remainder is percent chance.
  • rich_mulch_yield: Flat extra rich mulch added on craft.
  • rich_mulch_yield_chance: Each 100 adds +1 rich mulch; remainder is percent chance.
  • sandy_mulch_yield: Flat extra sandy mulch added on craft.
  • sandy_mulch_yield_chance: Each 100 adds +1 sandy mulch; remainder is percent chance.
  • surprise_mulch_yield: Flat extra surprise mulch added on craft.
  • surprise_mulch_yield_chance: Each 100 adds +1 surprise mulch; remainder is percent chance.
  • <item_path>_yield: Flat extra output added per recipe stack when taking output from the campfire pot or brewing stand.
  • <item_path>_yield_chance: Each 100 adds +1 output per recipe stack; remainder is percent chance when taking output from the campfire pot or brewing stand.

Harvesting

  • apricorn_yield: Flat extra apricorn count added on harvest.
  • apricorn_yield_chance: Each 100 adds +1 apricorn; remainder is percent chance.
  • berry_yield: Flat extra berry count added to yield (overflow dropped at the plant).
  • berry_yield_chance: Each 100 adds +1 berry; remainder is percent chance.
  • big_root_yield: Flat extra big root count added on harvest.
  • big_root_yield_chance: Each 100 adds +1 big root; remainder is percent chance.
  • cyan_mint_yield: Flat extra cyan mint seeds/leaves added on harvest.
  • cyan_mint_yield_chance: Each 100 adds +1 cyan mint seeds/leaves; remainder is percent chance.
  • energy_root_yield: Flat extra energy root count added on harvest and shearing.
  • energy_root_yield_chance: Each 100 adds +1 energy root; remainder is percent chance.
  • galarica_nuts_yield: Flat extra galarica nuts added on harvest.
  • galarica_nuts_yield_chance: Each 100 adds +1 galarica nuts; remainder is percent chance.
  • green_mint_yield: Flat extra green mint seeds/leaves added on harvest.
  • green_mint_yield_chance: Each 100 adds +1 green mint seeds/leaves; remainder is percent chance.
  • hearty_grains_yield: Flat extra hearty grains added on harvest.
  • hearty_grains_yield_chance: Each 100 adds +1 hearty grains; remainder is percent chance.
  • medicinal_leek_yield: Flat extra medicinal leek count added on harvest.
  • medicinal_leek_yield_chance: Each 100 adds +1 medicinal leek; remainder is percent chance.
  • mental_herb_yield: Flat extra mental herbs added on harvest (mutation drops).
  • mental_herb_yield_chance: Each 100 adds +1 mental herbs; remainder is percent chance.
  • mirror_herb_yield: Flat extra mirror herbs added on harvest (mutation drops).
  • mirror_herb_yield_chance: Each 100 adds +1 mirror herbs; remainder is percent chance.
  • pep_up_flower_yield: Flat extra pep-up flowers added on harvest.
  • pep_up_flower_yield_chance: Each 100 adds +1 pep-up flowers; remainder is percent chance.
  • pink_mint_yield: Flat extra pink mint seeds/leaves added on harvest.
  • pink_mint_yield_chance: Each 100 adds +1 pink mint seeds/leaves; remainder is percent chance.
  • power_herb_yield: Flat extra power herbs added on harvest (mutation drops).
  • power_herb_yield_chance: Each 100 adds +1 power herbs; remainder is percent chance.
  • red_mint_yield: Flat extra red mint seeds/leaves added on harvest.
  • red_mint_yield_chance: Each 100 adds +1 red mint seeds/leaves; remainder is percent chance.
  • revival_herb_yield: Flat extra revival herbs added on harvest.
  • revival_herb_yield_chance: Each 100 adds +1 revival herbs; remainder is percent chance.
  • vivichoke_yield: Flat extra vivichoke count added on harvest (also affects vivichoke seeds).
  • vivichoke_yield_chance: Each 100 adds +1 vivichoke; remainder is percent chance.
  • white_herb_yield: Flat extra white herbs added on harvest (mutation drops).
  • white_herb_yield_chance: Each 100 adds +1 white herbs; remainder is percent chance.
  • white_mint_yield: Flat extra white mint seeds/leaves added on harvest.
  • white_mint_yield_chance: Each 100 adds +1 white mint seeds/leaves; remainder is percent chance.

Stat Changes

  • ev_increase: Adds a flat amount to all EVs when gained.
  • ev_increase_<stat>: Adds a flat amount to a specific EV when gained.
  • ev_increase_<stat>_<type>: Adds a flat amount to a specific EV when gained when matching type.
  • ev_increase_percent: Adds a percent multiplier to all EVs when gained.
  • ev_increase_percent_<stat>: Adds a percent multiplier to a specific EV when gained.
  • ev_increase_percent_<stat>_<type>: Adds a percent multiplier to a specific EV when gained when matching type.
  • friendship_increase: Adds a flat amount to Pokémon friendship when gained.
  • friendship_increase_<type>: Adds a flat amount to Pokémon friendship when gained when matching type.
  • friendship_increase_percent: Adds a percent multiplier to Pokémon friendship when gained.
  • friendship_increase_percent_<type>: Adds a percent multiplier to Pokémon friendship when gained when matching type.
  • iv_hatch_increase: Adds a flat amount to all IVs when hatching.
  • iv_hatch_increase_<stat>: Adds a flat amount to a specific IV when hatching.
  • iv_hatch_increase_<stat>_<type>: Adds a flat amount to a specific IV when hatching when matching type.
  • iv_hatch_increase_percent: Adds a percent multiplier to all IVs when hatching.
  • iv_hatch_increase_percent_<stat>: Adds a percent multiplier to a specific IV when hatching.
  • iv_hatch_increase_percent_<stat>_<type>: Adds a percent multiplier to a specific IV when hatching when matching type.
  • iv_increase: Adds a flat amount to all IVs when capturing or hyper training.
  • iv_increase_<stat>: Adds a flat amount to a specific IV when capturing or hyper training.
  • iv_increase_<stat>_<type>: Adds a flat amount to a specific IV when capturing or hyper training when matching type.
  • iv_increase_percent: Adds a percent multiplier to all IVs when capturing or hyper training.
  • iv_increase_percent_<stat>: Adds a percent multiplier to a specific IV when capturing or hyper training.
  • iv_increase_percent_<stat>_<type>: Adds a percent multiplier to a specific IV when capturing or hyper training when matching type.

Spawn

  • shiny_chance: Flat percentage added to shiny chance. Example: base 1/4096 with 5 => 1/4096 + 0.05.
  • shiny_chance_<type>: Flat percentage added to shiny chance when the Pokémon matches the type.
  • spawn_rarity: Adds a BucketNormalizingInfluence tier to flatten bucket rarity.
  • spawn_weights_<type>: Type-specific spawn weight multiplier based on spawn labels. Also supports: spawn_weights_legendary, spawn_weights_mythical, spawn_weights_ultra_beast, spawn_weights_paradox.

Experience Sources

These are currently supported. Each entry below includes a short description of when it fires:

  • pokemon_captured: When a player successfully captures a Pokémon.
  • pokemon_captured_<type>: When a player captures a Pokémon of that type.
  • pokemon_fainted: When a Pokémon faints in battle (Cobblemon faint event).
  • battle_won: When a battle ends in victory for the player.
  • battle_lost: When a battle ends in defeat for the player.
  • pokemon_evolved: When an evolution completes.
  • pokemon_traded: When a trade completes for a player.
  • pokedex_entry_unlocked: When a Pokédex entry is unlocked (data changed post).
  • apricorn_harvested: When a player harvests an apricorn.
  • berry_harvested: When a player harvests berries from a berry tree.
  • fossil_revived: When a fossil is revived into a Pokémon.
  • egg_hatched: When an egg finishes hatching.
  • starter_chosen: When a player chooses their starter Pokémon.
  • experience_candy_used: When a player uses an experience candy and it is processed.
  • pokemon_healed: When a Pokémon is healed via a healing source.
  • campfire_pot_cooked: When a player takes a cooked item from a campfire pot.
  • brewing_stand_brewed: When a player takes a brewed item from a brewing stand.

Rarity Bucket Tier Reference

Default world bucket weights normalized with BucketNormalizingInfluence.

Tier Common Uncommon Rare Ultra Rare
0 94.3% 5.0% 0.5% 0.2%
1 88.6% 9.1% 1.5% 0.8%
2 84.4% 11.8% 2.5% 1.4%
3 80.2% 14.1% 3.6% 2.1%
4 76.2% 16.1% 4.8% 2.9%
5 72.5% 17.8% 5.9% 3.8%
6 69.1% 19.2% 7.0% 4.7%
7 66.1% 20.3% 8.1% 5.6%
8 63.3% 21.2% 9.0% 6.4%
9 60.8% 22.0% 9.9% 7.2%
10 58.6% 22.7% 10.8% 8.0%
11 56.6% 23.2% 11.5% 8.7%
12 54.8% 23.6% 12.2% 9.4%
13 53.2% 24.0% 12.8% 10.0%
14 51.7% 24.3% 13.4% 10.6%
15 50.3% 24.5% 14.0% 11.2%
16 49.1% 24.8% 14.5% 11.7%
17 48.0% 24.9% 14.9% 12.2%
18 46.9% 25.1% 15.4% 12.6%
19 46.0% 25.2% 15.7% 13.1%
20 45.1% 25.3% 16.1% 13.5%
25 41.6% 25.7% 17.6% 15.1%
30 39.1% 25.8% 18.7% 16.4%
35 37.2% 25.9% 19.5% 17.4%
40 35.8% 25.9% 20.1% 18.2%
45 34.7% 25.9% 20.6% 18.8%
50 33.7% 25.9% 21.0% 19.4%

Compatibility Note

Due to how some modifiers are implemented, other mods/addons that display stats or infomation may not reflect correctly after skills modify things. See picture for example with Battle Extras:
Pokemon Stat Increase

Available Versions

[1.21.1] Cobblemon Pufferfish's Skills API 0.9.1 betabeta
MC 1.21.1fabric
April 23, 2026
[1.21.1] Cobblemon Pufferfish's Skills API 0.9.1 betabeta
MC 1.21.1neoforge
April 23, 2026
[1.21.1] Cobblemon Pufferfish Skills API Fabric 0.9 Betabeta
MC 1.21.1fabric
April 1, 2026
[1.21.1] Cobblemon Pufferfish Skills API Neoforge 0.9 Betabeta
MC 1.21.1neoforge
April 1, 2026

How to Install Cobblemon Pufferfish's Skills API on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set fabric Loader

In the panel under "Egg", select the fabric loader and matching Minecraft version (1.21.1).

3

Install Mod

Open the mod browser in the dashboard and search for "Cobblemon Pufferfish's Skills API". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

fabricneoforge

Minecraft Versions

1.21.1

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Cobblemon Pufferfish's Skills API server crashes on startup – what to do?

Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.21.1). You can switch loaders with one click in the panel.

Is Cobblemon Pufferfish's Skills API compatible with fabric and neoforge?

Cobblemon Pufferfish's Skills API officially supports fabric, neoforge for Minecraft 1.21.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Cobblemon Pufferfish's Skills API – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Cobblemon Pufferfish's Skills API consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.

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Details

License
MIT License
Server-side
Required

Supported Versions

1.21.1