My SaveGame editor is aimed to alter all general purpose variables to make these games easier to beat. Unfortunately there is no any solid in-game data correction algorithm but I added some of them when you save your edited file. Good luck.
Permissions and credits
Credits and distribution permission
Other user's assetsAll the assets in this file belong to the author, or are from free-to-use modder's resources
Upload permissionYou can upload this file to other sites but you must credit me as the creator of the file
Modification permissionYou are not allowed to modify my files, including creating bug fixes or improving on features under any circumstances
Conversion permissionYou are not allowed to convert this file to work on other games under any circumstances
Asset use permissionYou are not allowed to use assets from this file under any circumstances
Asset use permission in mods/files that are being soldYou are not allowed to use assets from this file in any mods/files that are being sold, for money, on Steam Workshop or other platforms
Asset use permission in mods/files that earn donation pointsYou are not allowed to earn Donation Points for your mods if they use my assets
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Changelogs
Version 1.0
Initial Release - Auto backups / One editor for all 3 games / Logical checks and internal copies to prevent data corruption / Blank SaveGames to test with
Donations
No donations accepted
It's working like the other known save game editors. No additional skillz required. But pay attention that some values are not available for editing to prevent the data corruption. Maximum lifes = 255 [1 byte limit].