Multisafepay, but i might convince them if we build in more security measures. Problem with that is that it will take longer to buy the card.
Why would you want to stick to that paymentprovider then? I know expected volume dictates price when you're looking for fiat paymentproviders, but I'm sure there are more who can do what you need done.
Maybe I shouldn't write their names here, but I can give you a few names in pm if you're looking around.