Greg's IMPOSSIBLE EXTREME Difficulty Chart Obby

A Roblox experience owned by The Cosmosis Team.

ObbyENextreme difficultytower-basedcommunity challenge

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

tags : IMPOSSIBLE DIFFICULTY CHART OBBY, DCO, JTOH, OBBY, SOUL CRUSHING, SCDCO, INSANE, EXTREME, TERRIFYING, CATASTROPHIC, GREGTECH, HORRIFIC, UNREAL, NIL, CITADEL OF VOID, TOWER OF ELONGATED RUNS, TOWER OF CHAMPION'S ROAD, TOWER OF GENERATION FAILURE

Last updated by the developer 10 Jun 2024, 14:45 UTC.

playing (measured 23 Aug 2026, 04:48 UTC)

142

lifetime visits

29 July 2023

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 We do not publish numbers we have not measured.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
23 Aug 2026, 04:48	0	first reading

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