To create a new feature (such as a mod or cheat) for Pokémon Legends: Arceus
using the Title ID 01001F5010DFA000, you generally need to modify the game's code or files within an environment like Atmosphère (for Switch) or an emulator like Ryujinx or Yuzu. Common "Features" Created via Cheats
Most custom features are implemented through Atmosphere-style cheat codes (text files). Common community-created features include:
Guaranteed Shinies: Forces every wild encounter to be a Shiny Pokémon.
Pokedex Encounter Spawners: Allows you to spawn any specific Pokémon by looking at its Pokédex entry.
Performance Mods: Features that enable 60 FPS or Resolution improvements.
Currency/Item Multipliers: Features that provide infinite money or Rare Candies. How to Implement a New Feature
Locate your Build ID: The long string in your query (-01001F5010DFA800--v1966...) contains the Title ID and Build ID required for the game to recognize your additions. Create the Cheat File:
Create a .txt file named exactly after your game's Build ID (e.g., 7222E13ECF6ADB32.txt).
Add your hex-coded feature under a bracketed name, for example:
[Infinite Money] 580F0000 041F0B00 580F1000 00000210 780F0000 00000040 640F0000 00000000 0098967F Use code with caution. Copied to clipboard Directory Path:
Switch: Place the file in sdcard:/atmosphere/contents/01001F5010DFA000/cheats/.
Emulator: Right-click the game in your library and select Open Mod Directory to place your files.
For a pre-made collection of these features, you can check repositories like ryzendew's Switch-Mods on GitHub. Pokemon Legends Arceus -01001F5010DFA800--v1966...
The string "01001F5010DFA800" is the unique for the digital version of Pokémon Legends: Arceus on the Nintendo Switch. The suffix "v1966..." (often seen as or similar) refers to a specific Update Version
(specifically Version 1.1.1) of the game's metadata or build.
In technical circles—specifically among game preservationists, modders, and those using emulators like Ryujinx or Yuzu—this string is the standard identifier used to catalog the game, its updates, and its DLC. Game Overview Released in early 2022, Pokémon Legends: Arceus
represented a massive shift for the franchise, moving away from the traditional "Gym Challenge" structure toward an open-area, action-RPG survival format. Hisui Region , which is the ancient version of the Sinnoh region (from Diamond/Pearl Core Mechanics:
You don't just battle Pokémon to catch them; you can sneak up on them in the wild, throw Poké Balls in real-time, and dodge aggressive attacks from "Alpha" Pokémon.
To complete the first-ever Pokédex by researching, catching, and observing Pokémon in their natural habitats. Technical Breakdown: "v1966" (Version 1.1.1)
The versioning you're looking at typically corresponds to the Daybreak Update
(Version 1.1.0/1.1.1). This was the final major content patch for the game, which added: Massive Mass Outbreaks:
Mysterious phenomena where multiple rare Pokémon species appear in a single area simultaneously. Eternal Battle Reverie:
A high-level challenge where you face Arceus in a series of dream battles to test your skill. New Requests:
Additional side-quests and NPC interactions that fleshed out the lore of Hisui. Why this string matters
If you are seeing this string in a file manager or a "write-up" request, it usually pertains to: Modding/Save Editing: Tools like PKHeX or LayeredFS use the Title ID 01001F5010DFA800
to locate where to inject custom textures, gameplay tweaks, or Pokémon data. Emulation Compatibility: To create a new feature (such as a
Emulators require the specific Title ID and Version Hex (v196608) to apply updates and shaders correctly. Digital Backups:
It is the folder name assigned to the game's data on a microSD card when downloaded from the Nintendo eShop
The string "01001F5010DFA800" is the unique for the Nintendo Switch game Pokémon Legends: Arceus . The additional identifier
corresponds to the internal version numbering for the game's Version 1.1.1 update, which was released on March 17, 2022 Technical Overview of Update v1.1.1 (v196608)
This specific update was a critical bug-fix patch following the major "Daybreak" content expansion (v1.1.0). Primary Fix
: Addressed a widespread issue where players were unable to obtain the Shiny Charm
from Professor Laventon even after meeting all the necessary requirements. Resolution
: After installing this update, players affected by the bug can simply speak to the Professor in Galaxy Hall to receive the item. Requirement
: This version is required to access the game's online features, such as the Trading Post or the Lost & Found system. Comparison with Version 1.1.0 (Daybreak)
The v1.1.1 update (v196608) is a minor revision compared to the substantial 1.1.0 update that preceded it. Key differences include: UPDATE 1.1.1 Pokemon Legends Arceus & New SHINY Event
The keyword "Pokemon Legends Arceus -01001F5010DFA800--v1966..." refers to the specific technical Title ID and versioning nomenclature used by the Nintendo Switch system to identify software. In this case, 01001F5010DFA000 is the official Title ID for Pokémon Legends: Arceus. Understanding the Technical Metadata
When you see a string like 01001F5010DFA800, it typically represents a specific component of the game:
01001F5010DFA000: The base game Title ID for the Nintendo Switch. How to identify the exact mod If you
01001F5010DFA800: Often indicates the Title ID for the game's Update Data or DLC component.
v1966...: This is a hexadecimal or decimal versioning number. For instance, v196608 is the internal versioning for Update 1.1.1, the final major patch released for the game. How to Update Pokémon Legends: Arceus - Nintendo Support
Here’s a blog-style post based on the intriguing file naming convention you provided.
If you downloaded v1966 from a specific source, check for a .txt or .nro changelog included in the zip. Common mods that use this numbering style include:
atmosphere/contents/01001F5010DFA800/romfs/.Problem: The save manager doesn’t recognize your game version.
Solution: Manually check your game’s update version in System Settings → Data Management → Software → Pokémon Legends Arceus. If it says 1.1.0, ignore EdiZon’s display – it’s pulling from an incomplete database.
Pokémon Legends: Arceus has received positive reviews for its open-world gameplay, which marks a significant departure from the traditional Pokémon formula. The game encourages exploration and catching Pokémon in a more fluid, open environment. The story revolves around the goal of creating the region's first Pokédex, under the guidance of Professor Laventon.
(The string -01001F5010DFA800--v1966... is technical metadata, likely referring to a specific Title ID or version hash used by modders or dataminers, confirming the subject is indeed the base game.)
Here is a comprehensive deep dive into Pokémon Legends: Arceus, exploring its development context, gameplay innovations, narrative themes, and its lasting legacy on the franchise.
A way to extract your save:
%appdata%/Ryujinx/saves/01001F5010DFA800/.PKHeX (latest version) – The definitive Pokémon save editor. As of 2025, PKHeX fully supports v1.1.0 save structures.
Your save file – Usually named main (no extension).