Tracked since by British_Loona
Nobody is playing underground system on Roblox right now. Its all-time peak is 0 players, reached on . It has been visited 239 times.
current trains cut and cover old d 78 stock deep level tube new 1973 stock
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
No changes recorded since tracking began.
Avg CCU by hour (UTC) · last 4 weeks
CCU 24h
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CCU 7d
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CCU 30d
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Rank 7d
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Visits 24h
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Favorites 24h
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Key moments in this game's history
Avg CCU by day · last 4 weeks
underground system has 0 concurrent players right now. Its all-time peak is 0 players, reached in November 2026.
underground system was created by British_Loona on Roblox.
underground system has 239 total visits (239).
underground system was created in August 2009 — about 17 years old.
Up to 10 players can be in a single underground system server.
Roblox lists underground system as suitable for all ages.
underground system was last updated in November 2010.
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239
55
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10
7
17y 3mo
All ages
Free access
