Launch the game to test if your new item or map appears correctly.

Repack the files (or keep them in the designated /mods folder).

Adjust the "damage" , "weight" , or "durability" values.

To create a new "piece" of equipment, you often need to copy an existing entry in a JSON file and rename it.

Point the "sprite" field to a new image you've created. 3. Creating a Map Piece If you are designing a location:

These are the textures or sprites. Use an image editor like GIMP or Photoshop to "create a piece" of art or a new skin.

Place walls, floors, and loot spawns to build your environment. 4. Implementation Once your "piece" is finished:

Usually contain data for items, NPCs, or game logic. You can edit these to change stats or behaviors.