Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
HALLOWBOOM.

HALLOWBOOM. #3676891

2,566
members (measured 5 Oct 2026, 11:25 UTC)
21 December 2017
created (per Roblox API)
10 August 2026
first measured by this register

Game studiosENgamingcommunityroblox

Description

Guests are united to defeat the modern universe of Robloxia. Join us and help us destroy them until they're extinct.

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

Membership history

Growth

2,5662,5762,57110 August 2026 — 2,576 members11 August 2026 — 2,575 members15 August 2026 — 2,574 members19 August 2026 — 2,572 members21 August 2026 — 2,573 members23 August 2026 — 2,572 members27 August 2026 — 2,571 members29 August 2026 — 2,572 members2 September 2026 — 2,571 members6 September 2026 — 2,572 members7 September 2026 — 2,573 members10 September 2026 — 2,572 members14 September 2026 — 2,571 members16 September 2026 — 2,570 members19 September 2026 — 2,569 members23 September 2026 — 2,568 members24 September 2026 — 2,567 members2 October 2026 — 2,568 members2 October 2026 — 2,567 members4 October 2026 — 2,566 members10 August 20264 October 2026
20 measurements spanning 54 days, net -10. 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”. The vertical axis spans 2,565–2,578 and does not start at zero.
Measurement log — every members count we have recorded
Measured (UTC)MembersChange
4 Oct 2026, 02:182,566-1
2 Oct 2026, 20:532,567-1
2 Oct 2026, 18:232,568+1
24 Sept 2026, 17:502,567-1
23 Sept 2026, 05:132,568-1
19 Sept 2026, 18:272,569-1
16 Sept 2026, 12:302,570-1
14 Sept 2026, 01:002,571-1
10 Sept 2026, 18:182,572-1
7 Sept 2026, 04:122,573+1
6 Sept 2026, 01:312,572+1
2 Sept 2026, 15:092,571-1
29 Aug 2026, 10:422,572+1
27 Aug 2026, 08:052,571-1
23 Aug 2026, 17:452,572-1
21 Aug 2026, 12:102,573+1
19 Aug 2026, 18:042,572-2
15 Aug 2026, 10:592,574-1
11 Aug 2026, 01:482,575-1
10 Aug 2026, 14:362,576first reading

Ownership

Owned by Mathew (@maththenight) as measured.

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

Experiences

0
players in this group’s experiences right now
504,010
lifetime visits across 3 experiences

Experiences this group owns, by lifetime visits. Live-player counts are from our last measurement.

Members we’ve seen

Mathew (@maththenight) — group holder (rank 255)

@liirems — main developer (rank 251)

@Cheeteau — main developer (rank 251)

Snas (@minepapa7767) — developers (rank 250)

WandleHandle (@Wanheda_Dev) — developers (rank 250)

@TheUnjustWar — developers (rank 250)

duskduskduskduskdusk (@duskintt) — qa testers (rank 30)

@LUPPER37 — qa testers (rank 30)

Meat_Ball (@JOETOR) — qa testers (rank 30)

that_guy (@poofal1) — qa testers (rank 30)

Decedent (@swatspeed100) — supporters (rank 25)

min (@5HARKLASER) — supporters (rank 25)

number6 (@LiamGame09) — happy people (rank 20)

BaconEnjoyer (@baconking123131) — happy people (rank 20)

Seth (@Seth_TheFurboi) — happy people (rank 20)

@Supernotpro109875 — happy people (rank 20)

TDS_pou (@junhuk2772) — happy people (rank 20)

@darkenweb — happy people (rank 20)

halo (@halobity) — happy people (rank 20)

@PixBlook — happy people (rank 20)

Flashery_9999 (@flash_heroALTACCOUNT) — happy people (rank 20)

Faust (@mrmonkeyhowdy) — happy people (rank 20)

Mike (@MrMiksor) — happy people (rank 20)

UserPlays (@Userfan99) — happy people (rank 20)

NTSM (@NotSomyeol) — happy people (rank 20)

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

Rank structure

group holder1
main developer4
developers7
-0
moderators1
contributors1
qa testers18
supporters4
happy people2,547
Member2,575
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.