Undertale: Multiversal Instability #33887461
Description
The official group for Undertale: Multiversal Instability (U:MI / UMI / UT:MI / UTMI). You can find stuff like official merch, the games, etc here. Read the rules! 1. No bypassing / swearing here. 2. Follow Roblox TOS. 3. Don't be annoying and beg. 4. Don't copy / pirate merch or anything here. 5. Don't be rude, bully, discriminate and generally be a good person. 6. Have fun!
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 We do not publish numbers we have not measured.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 |
|---|---|---|
| 26 Aug 2026, 06:06 | 7 | first reading |
Ownership
Owned by onewheel jp (@JohnnyIsCool5000) as measured.
Members we’ve seen
onewheel jp (@JohnnyIsCool5000) — Owner (rank 255)
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.