RLCraft searches frequently include gravestone utilities because losing a large modded inventory can be punishing. RLCraft is associated with the Minecraft 1.12.2 Forge era, and historical NightKosh Graves builds exist for 1.12.2. That does not guarantee compatibility with every RLCraft revision, so testing is essential.
Use a historical build, not a modern one
A modern NeoForge package is not appropriate for a 1.12.2 Forge pack. If you evaluate the NightKosh Graves project for a legacy modpack, use a build created for Minecraft 1.12.2 and the pack's Forge generation.
Do not update a single core mod in isolation without reviewing the pack's dependency relationships. Curated packs often rely on a specific combination of versions.
Watch for overlapping death systems
Modpacks may already include mechanics that change item drops, equipment slots, corpse handling, or death penalties. Adding another grave system can create duplicate graves or incomplete inventory recovery.
Before testing, search the installed mod list for anything related to graves, corpses, death chests, inventory keeping, or extra equipment. Document what is already active so you can identify overlaps.
Test with a disposable copy
Clone the profile and copy the world before making changes. In the test copy, die with ordinary items first, then test armor, baubles or other equipment systems used by the pack.
Repeat the test in different dimensions if the pack uses them. A result in a simple overworld location does not prove that every modded environment will behave identically.
Server packs need synchronized changes
If the RLCraft-style environment is multiplayer, coordinate changes with the server pack rather than editing only one client. A mismatch between server and client files makes troubleshooting ambiguous.
Keep a simple change log: old file, new file, configuration changed, and test result. That record makes rollback and comparison much easier.