Right... so they are probably hitting some pretty unexpected costs there! Combining should be theirs as well... trading and listing, are probably better suited for the player, however it really is a bit of an annoyance about the Ethereum ecosystem... I understand the rationale, but it is a big dampener on gaming dApps.
I'm going back to playing Hitman... GodsUnchained was interesting for a bit, but didn't really grab me!
Gives me the opportunity to shill steem and free transactions over and over :)