Resident Evil 2 Update V20191218 Incl Dlc-codex ✮

That sounds like you're looking at a specific "scene" release for the remake. Back in late 2019, that update was pretty significant because it removed Denuvo (the anti-tamper software) and added some cool tie-in content.

This specific version was basically the "definitive" version of the game at that point in time. It bundled together: Resident Evil 2 Update v20191218 incl DLC-CODEX

This included the "Original Ver." Soundtrack Swap, all the extra costumes (like the Noir and Arklay Sheriff sets), and the "All In-game Rewards Unlock" which gave you the infinite ammo weapons immediately. That sounds like you're looking at a specific

It ensured all the "What If?" scenarios (No Time to Mourn, Runaway, Forgotten Soldier, and No Way Out) were fully integrated and playable. The Context Resident Evil 2 Update v20191218 incl DLC-CODEX