Undertale Call of the Void

A Roblox experience owned by UT Broken Universe.

RoleplayENUndertaleGasterAU

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

Tags: Undertale, Gaster, sans, papyrus, Call of The Void, AU, GasterBlaster, Bones.

Last updated by the developer 12 Sept 2021, 20:32 UTC.

playing (measured 10 Sept 2026, 17:19 UTC)

1,002

lifetime visits

44%

liked (4 👍 / 5 👎)

favourites (8.0 per 1k visits)

12 September 2021

created (per Roblox)

Play on Roblox →

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 We do not publish numbers we have not measured.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)	Players	Change
10 Sept 2026, 17:19	0	first reading

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

Badge funnel

Call of the Void phase 1 · progression52 · 0.00% win

How many players have ever earned each badge — a proxy for how far players get before they stop. Steep drop-offs mark where a game loses people. Win rate is the past-day share of players who earned it; categories are assigned by a language model from each badge’s own name and description.