If your request for a "Data Pack Editor" is because you want the experience of editing player stats, appearances, and teams freely without restrictions, you might be looking for a different game engine.

Recommendation: PES (eFootball) Option Files

If you want, I can:

Creating and editing your own data packs in World Soccer Champs

has become one of the hottest community topics following recent updates, allowing players to bypass generic assets and fully customize their game experience. Core Editing Features

The data pack editor allows you to modify almost every asset in the game using a template system:

Club & Players: Rename any club, edit player names, nationalities, and even hidden stats like potential or "skill dirtiness" (growth speed).

Visual Assets: Replace generic shields with real club logos, update competition symbols, and change stadium names or adboards.

Historical Packs: Many creators use these tools to build "retro" packs, such as 1998, 2006, or 2017 rosters. How to Create and Import (Step-by-Step)

The World Soccer Champs data pack editor is heating up with powerful new features that make customizing your in-game leagues, players, and kits faster and more flexible than ever. Whether you’re a modder creating hyper-realistic rosters, a community manager pushing out tournament-ready content, or a casual player who loves tinkering, this update puts pro-level tools at your fingertips. Here’s a concise walkthrough of what’s new, why it matters, and a step-by-step guide to get the most out of the editor.