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Miliastra Wonderland’s creation tools are part of the in-game Miliastra Sandbox editor. They let creators assemble stages from terrain, item components, and character skills, then connect components with visual logic flows. Templates and reusable resources can speed up building, while publishing and sharing have separate controls whose exact current steps should be checked in the game client.
What the Miliastra Sandbox lets you create
HoYoverse describes the Miliastra Sandbox as the editor for creating stages and experiences for Miliastra Wonderland. Its documented building blocks include terrain, item components, and character skills. Creators can combine and configure those elements, then use logic flows to define how parts of a stage behave. HoYoverse’s Miliastra Wonderland overview introduces the editor at a high level; it does not provide a complete catalog of every tool or node.
How templates and reusable resources fit in
Built-in components and templates
Components are the pieces that make up the stage; templates and reusable interface elements can provide a starting structure rather than requiring every part to be assembled from scratch. A community UI walkthrough demonstrates UI Control Groups, image and text assets, layers, custom buttons, and floating interaction pages. Treat those details as examples from that walkthrough, not a definitive or current official list of editor features.
Resource Center prefabs and assets
HoYoverse’s Luna III editor update notes, dated December 3, 2025, describe the Wonderland Resource Center as accessible from the stage editor. The notes say it supports uploading and managing prefabs and assets, browsing and downloading resources, and importing them into the editor. In practice, a prefab or asset can be a reusable starting point; availability and compatibility still depend on the resource and project.
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Use the in-game Resource Center to find and import resources rather than assuming that an item shown in a tutorial is automatically available to every creator. The official notes describe the sharing and import functions, but do not establish that all resources are universally accessible or compatible.
How logic connects stage behavior
Logic flows connect components so that one event can trigger or affect another. This is a visual way to define interactions without conventional coding, as described in HoYoverse’s overview. For example, a creator might link an interaction with a component response, or use a node graph to express gameplay behavior. A community walkthrough illustrates node-graph interactions, but neither it nor the overview should be read as an exhaustive reference to every available node.
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HoYoverse’s creator contest also used “Gameplay Flow Design” and invited examples of node graphs for parkour, puzzles, PvP, or PvE. That gives a sense of the kinds of behavior creators may design, not a guarantee that every mechanic or node is available in every game version.
What happens when you publish or share a stage
The official overview presents the Sandbox as a way to create stages and experiences for Miliastra Wonderland, while the Resource Center specifically supports sharing and importing assets. Those are distinct workflows: sharing a prefab or asset does not by itself explain how to publish a playable stage.
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The available official materials do not establish a complete current sequence of in-editor stage publication steps or all visibility settings. Open the current editor and its in-game notices for the actual publish controls and options; do not rely on an old tutorial for exact menu paths. A separate HoYoverse stage-design-guide contest required creators to publish a guide on an eligible social platform and submit a survey, but that was a contest submission process, not a general in-game stage publication guide.
Why version matters
The editor changes over time. HoYoverse update notes have recorded both fixes and added capabilities; for example, Luna VI notes describe environment controls and a VFX Tool module. A feature mentioned in update notes for one version may have different availability or configuration in another. Check the current game version and notices before following version-specific instructions.
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Historical creator contest: not an open opportunity
HoYoverse’s cited stage-design-guide contest ran from February 27 to April 5, 2026 (UTC+8), and is over. Its listed rewards—up to USD 1,000 for Gold, USD 800 for Silver, USD 500 for Bronze, and USD 200 for an Outstanding Works Prize—were contest prizes, not typical creator earnings or a forecast. Check current official announcements for any future creator program and its terms.
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