Roblox RegisterIndependent record of Roblox groups · not affiliated with Roblox Corporation
monster mash club

monster mash club #4653355

12
members (measured 15 Nov 2026, 04:21 UTC)
7 January 2019
created (per Roblox API)
10 August 2026
first measured by this register

Game fan groupsENcard gamedeveloper community

Description

The fans the developers and the creators of monster mash card game.

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 We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)MembersChange
13 Oct 2026, 19:1812first reading

Daily: the last measured count of each UTC day. Days with no new reading have no point. The full per-reading record is in the CSV and JSON downloads below.

Ownership

Owned by zaps (@zapman478) 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
37
lifetime visits across 1 experiences

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

Members we’ve seen

zaps (@zapman478) — ZAPMAN478 (rank 255)

KinaseSubii (@SteveTHairHarrington) — Monster (rank 1)

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

Rank structure

ZAPMAN4780
ADMIN0
Member12
Monster0
Guest0

Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).

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.