What are these tokens for

To determine if all the reverses from Ex Delta Species were printed on one sheet or not, I looked at the raw data - the number of reverse rare holos, reverse rares, reverse uncommons and reverse commons from a number of boxes - and compared it with four models: model A: all cards printed on one 110 card sheet, extra spaces filled in with commons model B: all cards printed on one 121 card sheet, extra spaces filled in with commons model C: 110 card sheet featuring only reverse commons/uncommons/rares, extra spaces filled in with commons model D: 121 card sheet featuring only reverse commons/uncommons/rares, extra spaces filled in with commons The data shows model A, with a single 110 card sheet including the reverse rare holos, fits best: image896412 10.1 KB With that said, here is the rarity table (O denoting the box topper, Azumarill): image949693 17.2 KB The raw data for the holos, rares and Pokmon-ex (with dashed lines signifying where the transition from H7 to H6, R7 to R6 and EX37 to EX36 would occur) looks as follows: image423631 8.68 KB image423693 9.67 KB Of the Gold Stars, two each were pulled

Red needed a cheap interactive spell rather than another five drop
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Blue felt like a better tie to Ravnica, which left red with Shandalar, which, being the most basic, had the easiest time tying into whatever color it got