[RP] May 16th, 2003
A Roblox experience owned by [HLRP] Black Mesa Research Facility.
RoleplayENBlack MesaHalf-LifeRoleplay
Description (written by the developer; not a statement by this register)
›› Enter the catastrophic enviornment of the Black Mesa Incident during wartime and get ready for hell. As a member of the black mesa staff team, or part of the Xen alien wildlife and armies, go to fight each other and strive to gain victory, or become part of the opposing forces and get multiple sides of the incident. ›› ⁞ Enter the group for a free Lighter RP tool! ⁞ Premium users also get a special RP tool on join. ›› "[RP] The Black Mesa Research Facility" is inspired by the universe of "Black Mesa" a video game developed and published by Crowbar Collective. Original concept and storyline inspired by "Half-Life," created by Valve Corporation. We acknowledge the hard work and dedication of the developers who brought these worlds to life. All contents used in this game are not solely authored by us, and appropriate credit is given to the respective creators.
Last updated by the developer 21 Dec 2025, 23:38 UTC.
Live players over time
Growth
Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.
| Measured (UTC) | Players | Change |
|---|---|---|
| 12 Aug 2026, 00:07 | 0 | first reading |
Concurrent players at each of our measurements (insert-on-change).
Monetization — game passes
Game passes for sale and their prices, measured from the Roblox passes API. Developer products bought inside the game aren’t publicly listable.