Ari Last from Simplex is advisor on SAFEX
https://bitcointalk.org/index.php?topic=1258419.msg56772443#msg56772443
https://www.simplex.com/about

Safex owns the exchange Xcalibra, in that exchange is possible to buy SAFEX with credit card using Simplex.
Safex is associated with Dascoin and Onecoin.

This is a huge red flag for Simplex, they have one of they own advising a scam coin.