We use MyCommerce for processing our license orders. Opera is blocking it because of APWG. MyCommerce is a general payment provider. Just because some other vendors' customers were unhappy, that's not a reason to block the whole payment provider. Please look at
https://www.syncovery.com/cgi-bin/syncweb.cgi?lic=singlebus&step=5&qty=1&id=3876216648381029430578690
and click on the MyCommerce button.