I've searched through their resellers and the following site seemsto be the cheapest placeout there in terms of costs.
http://www.vartismedia.com/die-flashkarte-für-3ds-spiel/131-mt-card-fur-3ds-rom.html
Basically it's 50.2EUR and with shipping it acts like it's 55.3EUR or ~62USD for the cart. The gateway is always ~10-20$ more it sems from everyone and after the bricking fiasco I can never trust them with my money.
http://www.vartismedia.com/die-flashkarte-für-3ds-spiel/131-mt-card-fur-3ds-rom.html
Basically it's 50.2EUR and with shipping it acts like it's 55.3EUR or ~62USD for the cart. The gateway is always ~10-20$ more it sems from everyone and after the bricking fiasco I can never trust them with my money.