A Buyer Of A Gold Card Can Manipulate Randomness

https://diligence.consensys.net/audits/private/tgdwwgo4-skyweaver/?#a-buyer-of-a-gold-card-can-manipulate-randomness

We hereby assume that Horizon will always be willing to mine gold cards even at a loss considering the amount of gold cards that can be created per week is limited. If in practice this becomes a problem, we can upgrade this factory.