If the archive contains a set of levels (21 through 40), you can implement a script that generates varied objectives for each stage to increase replayability.
: A global timer that rewards players with "Gold" or "Platinum" rankings.
: Create a metadata file (like a .json or .manifest ) inside the archive that allows popular mod managers to recognize it as "Castle Levels 21-40 (New Version)" and auto-install it to the correct game directory. 3. Resource Cost Calculator (Strategy Games)
If this file refers to data for a strategy game like Rise of Kingdoms or Top Heroes , where building a castle from level 21 to 40 is a major milestone:
Since the file is a .7z archive, a common utility feature is an automated deployment tool.
: Program "Dragon Essence" or "Secret Keys" into specific coordinates of the maps found in levels 21–40. 2. Auto-Extractor & Version Checker