Naval Mobile Construction Battalion 133 #8568361
Military & clansENmilitarymilsimnavy
Description
US Naval Mobile Construction Battalion 133 "Runnin' Roos" Founded: 12/02/20 -------------------------------------------------------------------------------- US Navy Mobile Construction Battalion 133 (NMCB133) is a US Navy Seabee battalion, stationed out of Construction Battalion Center Gulfport, Mississippi. The mission of NMCB 133 is to build and maintain the Navy's shore establishments, and to support the amphibious operations of the Navy and Marine Corps Seabees are combat engineers who specialize in land warfare, to construct and defend any military or civilian structure. NMCB 133 is a unique MILSIM experience, and we offer a new and unique unit for those who choose to join us. All who choose to join us are expected to be their best self when representing this unit and its personnel. -------------------------------------------------------------------------------- Current Deployment: Stateside
Written by the group; not a statement by this register.
Membership history
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 We do not publish numbers we have not measured.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) | Members | Change |
|---|---|---|
| 11 Aug 2026, 15:42 | 151 | first reading |
Ownership
Owned by Silent (@silentbear101) as measured.
Experiences
Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.
Members we’ve seen
Silent (@silentbear101) — Commanding Officer (rank 255)
SheriffDawn (@TacticalMonster99) — Executive Officer (rank 254)
2024Toyota4Runner (@camelbolt) — Command Master Chief Petty Officer (rank 253)
Ibra (@NavalAstronaut) — Command Master Chief Petty Officer (rank 253)
@JayhawkBosun — Lieutenant (rank 251)
@Sitalces — Lieutenant Junior Grade (rank 248)
@AlexParatus — Ensign (rank 246)
@Chxse_Devv — Senior Chief Petty Officer (rank 236)
Webby (@webby678) — Chief Petty Officer (rank 232)
IntelCoreV (@Intel_v) — Petty Officer Second Class (rank 224)
Medium (@Mediumslag) — Petty Officer Third Class (rank 220) terminated
@Mechanelize — Petty Officer Third Class (rank 220)
Warren (@APilotNamedJohn) — Petty Officer Third Class (rank 220)
shane (@s_eahawkk) — Petty Officer Third Class (rank 220) terminated
thai (@ThaiTeaBlended) — Seaman (rank 218)
soflofreethinker (@CODE_4SENDTHENEXT) — Seaman (rank 218)
Blitz (@BlitzSider) — Seaman (rank 218)
RolandeThompson (@RoIandeThompson) — "A" School (rank 214) terminated
fred (@fredtvgamer111) — "A" School (rank 214)
@AviatorRaider — "A" School (rank 214)
cali (@Californian_LEO) — "A" School (rank 214)
@FacioTM — Expeditionary Combat Skills (rank 1)
Alter (@ALT179281) — Expeditionary Combat Skills (rank 1)
@lavborne — Expeditionary Combat Skills (rank 1)
Issac (@G1hostCreed) — Expeditionary Combat Skills (rank 1) terminated
A sample — only members this register has independently measured, highest rank first. Not the full roster.
Rank structure
Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).
Related groups
Groups whose measured members overlap with this one — a sample from our membership graph.
Open data
Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)
Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.