Always backup your original save and profile.sav before making changes.

Save and YAML section
Data validation (Legit Builder)

Same legit-builder-core checks as the standalone pages β€” open in a new tab.

YAML Backpack Editor: Import, edit, and export backpack items from YAML files.

Same store as the save: Steam PC β†’ 17-digit SteamID64; Epic PC β†’ Epic id (often hex). Remembered locally for next time.

Save File Operations:

Select and convert .sav files to YAML. Character and profile.sav use the same encryption; pick the matching file then Convert .sav to YAML.

Detected: β€” paste or load YAML to classify this editor.
Character Stats Editor (Lines 5-13):
Difficulty:
Runtime status>
Load or paste YAML β€” preset rows enable by save type (character vs profile).
Profile Only
World / Missions
Character / Progression
World / Challenges
Items
Two YAML types: (1) Character β€” begins with state: (e.g. inventory under state.inventory). Character / Items buttons apply here. (2) Profile β€” includes domains.local.unlockables (often below inputprefs / UI). Profile Only buttons merge into that tree; missing domains / unlockables paths are created if needed.
Advanced YAML Edits
Ammo
Auto-detects repkit / repairkit and preserves formatting
(Load YAML to list ammo keys)
Shiny Gear Unlocks
(Load YAML to list shiny gear flags)
Missions
Edits are format-preserving: only the selected status: line is changed.
Found Serials (0): β€” Load for names, levels & deserialized codes
Duplicate backpack or bank

Copies every occupied slot into new slots after the last one. Original slots are unchanged. At level re-levels each copy; enter the level before using those buttons.

Builder import buffer

Serial search Add Selected to Editor and each backpack row’s Import fill this area (Base85 is converted to deserialized when possible). Copy into the full toolbox paste/import box, or use Append to Add serials below.

Serial Search & Library

Search the full item catalog (same as Prefix / Item Search on the main toolbox). Optionally load your own serial file or paste list. Select rows and use Add Selected for YAML, bank, or editor.

Paste serials (YAML/TXT/JSON)
Load a file or paste serials above to search.
Add New Item to YAML:

Paste Base85 serials (one per line), YAML serial: lines, or a JSON array with "serial" fields. Character saves: backpack. Profile saves: Add to bank. Lines starting with # are ignored.

Ctrl+Enter in the box also adds
Next available slot:
Build stats (core snapshot)
Core Snapshot
Model estimate β€” coarse buckets, not in-game DPS. Uses YAML, import buffer, and add-serials text. Full lines and per-bucket breakdown below.
Debug