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Official Lost Era

Official Lost Era #364874662

293
members (measured 26 Oct 2026, 10:31 UTC)
27 May 2026
created (per Roblox API)
10 August 2026
first measured by this register

Game fan groupsENone piecelarpinggaming

Description

THE ONE PIECE IS REAL!

Written by the group; not a statement by this register.

Membership history

Growth

29294161.510 August 2026 — 29 members13 August 2026 — 35 members14 August 2026 — 60 members16 August 2026 — 63 members18 August 2026 — 69 members19 August 2026 — 70 members20 August 2026 — 73 members28 August 2026 — 161 members29 August 2026 — 183 members30 August 2026 — 186 members5 September 2026 — 248 members6 September 2026 — 251 members6 September 2026 — 252 members8 September 2026 — 253 members9 September 2026 — 255 members12 September 2026 — 259 members22 September 2026 — 261 members1 October 2026 — 258 members7 October 2026 — 260 members13 October 2026 — 261 members15 October 2026 — 291 members18 October 2026 — 293 members18 October 2026 — 294 members20 October 2026 — 293 members22 October 2026 — 292 members24 October 2026 — 293 members29310 August 202624 October 2026
26 measurements spanning 75 days, net +264. Dots are measurements; the straight line between them is drawn to join them, not to claim we know the path taken in between — snapshots are recorded only when a count changes, so gaps mean “no change observed”, never “interpolated”.
Measurement log — every members count we have recorded, most recent 20 of 26
Measured (UTC)MembersChange
24 Oct 2026, 11:33293+1
22 Oct 2026, 14:15292-1
20 Oct 2026, 07:47293-1
18 Oct 2026, 18:13294+1
18 Oct 2026, 06:16293+2
15 Oct 2026, 03:53291+30
13 Oct 2026, 02:02261+1
7 Oct 2026, 23:43260+2
1 Oct 2026, 15:14258-3
22 Sept 2026, 23:24261+2
12 Sept 2026, 21:03259+4
9 Sept 2026, 03:42255+2
8 Sept 2026, 13:47253+1
6 Sept 2026, 16:23252+1
6 Sept 2026, 04:57251+3
5 Sept 2026, 04:24248+62
30 Aug 2026, 06:07186+3
29 Aug 2026, 23:35183+22
28 Aug 2026, 23:06161+88
20 Aug 2026, 18:2473first reading

Ownership

Owned by Lost (@Sionolio) as measured.

Groups seen changing owner — the largest ever handed over and the most recent — are on the ownership transfers board.

Members we’ve seen

Lost (@Sionolio) — Owner (rank 255)

Nxte (@KPGNXT) — Co-Owner (rank 254)

Jay (@mj_jt113) — Wave Accepter (rank 6)

Jellyfish (@Jellyfish34554) — Wave Accepter (rank 6)

Ova (@OvalLuca) — Wave Accepter (rank 6)

Horror (@Creebrown1113) — Wave Accepter (rank 6)

Ironclad (@F4erless124) — Contributor (rank 5)

Zeon (@driger9) — Contributor (rank 5)

Drill (@JakxSkellington) — Contributor (rank 5)

@Mizurri — Content Creator (rank 4)

Mr_Void (@VoidLuN) — Content Creator (rank 4)

@JIROU78 — Tester (rank 3)

Nxte (@lolxdbrbsub2meon) — Tester (rank 3)

Grandson (@hennyzei) — Tester (rank 3)

Respira (@RespiraDev) — Tester (rank 3)

999 (@Boneskiller211) — Tester (rank 3)

@coolblnj — Tester (rank 3)

YourgettingWiped (@oreole5555) — Tester (rank 3)

KING_CHICKEN (@zyczxcz) — Tester (rank 3)

ImagineLackin (@Heatlord440) — Tester (rank 3)

Theo LarpInc (@pertyis3) — Tester (rank 3)

Gitae Kim (@FiggyPbb) — Waved (rank 2)

Storm (@Stxrmybulbs) — Waved (rank 2)

IRizzMoms (@TKDracxo) — Waved (rank 2)

@R0LLINCOLE — Waved (rank 2)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Name history

Official Lost Era — seen 12 August 2026 → current

Killer Development Larping Sim — seen 10 August 2026 → 12 August 2026

Rank structure

Owner1
Co-Owner1
Project Manager0
Overseer0
Staff Team1
Wave Accepter9
Contributor7
Content Creator3
Tester35
Closed Community55
Member60
Guest0

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.