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[Beta] Undertale: Perfect Universe

[Beta] Undertale: Perfect Universe

A Roblox experience owned by Undertale:Perfect Universe.

Fighting & PvPENUndertale AUPvPBoss Fight

Description (written by the developer; not a statement by this register)

[SHUTDOWN = UPDATE] Welcome to Undertale: The Perfect Universe! Got what it takes to dominate the AU multiverse? Throw hands in chaotic free-for-all PvP, or take down massive bosses with signature Gaster Blasters and bone moves. -- Morph into tons of different Sans AUs with unique skillsets -- Flex custom attacks, dashes, and heavy-hitting domain moves -- Grind Souls, rank up through the Reset system, and get ridiculously OP -- Hang out in cool zones with custom lighting Join our official group to support development and hang out! https://www.roblox.com/communities/1072846126/Undertale-Perfect-Universe * beta status: expect bugs and balance changes. * don't be toxic, respect other players, and have fun! * erererererer WARNING: This game contains flashing lights and screen effects that may not be suitable for players with photosensitive epilepsy. Got feedback or bugs to report? Drop a Like, Favorite the game, and check the social links below!

Last updated by the developer 7 Sept 2026, 13:29 UTC.

1
playing (measured 7 Sept 2026, 13:46 UTC)
236
lifetime visits
5 July 2023
created (per Roblox)

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Live players over time

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 We do not publish numbers we have not measured.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 players count we have recorded
Measured (UTC)PlayersChange
7 Sept 2026, 13:461first reading

Concurrent players at each of our measurements (insert-on-change).