: Large games are often split into smaller "parts" (part01, part02, etc.) to make downloading and sharing easier. You need all parts (usually dozens) in the same folder to extract the full game.
: Downloading .rar files from unofficial sources carries a high risk of malware, miners, or trojans . Since CODEX no longer has an official site, "repacks" or mirrors found on search engines are often tampered with by third parties.
The file is a specific segment of a multi-part compressed archive containing a pirated version of the ARK: Survival Evolved "Lost Island" expansion, released by the scene group CODEX . What This File Represents ARK.Survival.Evolved.Lost.Island-CODEX.part20.rar
: This specific part contains a fragment of the game data for the Lost Island DLC, which includes a 150-square-kilometer map, new biomes, and creatures like the Amargasaurus , Sinomacrops , and Dinopithecus .
: Part 20 alone is useless. If you are missing other parts or if one part is corrupted, the extraction process will fail, and the game will not install. : Large games are often split into smaller
: CODEX was a famous "warez" group that specialized in cracking Steam and Ubisoft games. They officially retired in February 2022, making this one of their final major releases. Important Considerations
: ARK: Survival Evolved and the Lost Island map are frequently available on Steam or the Epic Games Store . The Lost Island DLC itself is actually a free expansion for owners of the base game. Since CODEX no longer has an official site,
If you are having trouble with a specific error during extraction (like a "Checksum Error" in part 20), it usually means that specific file was corrupted during download and needs to be re-downloaded.