A Ponzi/pyramid investment scheme that paid users in Bitcoin Vault tokens.

=== People Involved ===
  * [[johanvanwyk|Johan van Wyk]]
  * [[lizmalton|Liz Malton]]
  * [[ Sebasa Mogale ]] (TV and radio personality)
  * Mpho Dagada (aka. Mr Bitcoin)

=== In the News ===
  * Mining City a Ponzi scheme, confirms Phillipine SEC - [[https://behindmlm.com/companies/mining-city-a-ponzi-scheme-confirms-phillipine-sec/|BehindMLM]]
  * Philippines Regulator Warns Investors to Steer Clear of Mining City's Bitcoin Vault Ponzi - [[https://news.bitcoin.com/philippines-regulator-warns-investors-to-steer-clear-of-mining-citys-bitcoin-vault-ponzi/|Bitcoin.com]]
  * Mining City Review: Bitcoin mining securities fraud investment scheme - [[https://behindmlm.com/mlm-reviews/mining-city-review-bitcoin-mining-securities-fraud-investment-scheme/|BehindMLM]]
  * Former SA Broadcasting Corporation (SABC) Thobela FM drive show host Sebasa Mogale, 52, and his wife Dorah Mogale,44, have appeared before the Polokwane Magistrate’s court, facing allegations of fraud emanating from a cryptocurrency Bitcoin scam. ((Former SABC presenter Sebasa Mogale and wife arrested for Bitcoin scam, released on bail
 | https://www.iol.co.za/news/crime-and-courts/former-sabc-presenter-sebasa-mogale-and-wife-arrested-for-bitcoin-scam-released-on-bail-a61a9d87-e9a2-46b5-b2ab-b19c9ccd5471))