As a quick suggestion, you should have minted some of the reward cards in Spl (which I guess you have plenty) paying DECs, selling those for moar DECs, and converting to Hive -> HBD in order to start the nice HBD Pot (your current strategy as I understand). Regards from my newly reached level of 20 Mighty BROs xD
0E-8 BEE
Yes sir, we have been doing that :)