Two problems with this was if a best offer was taken, eBay does not list the best offer price and some cards did not have many sales and hence analysing a card that had one sale was not as meaningful as analysing a card with ten sales
As detailed above, The List for BLB consists of cards from SPG.* 3 Uncommons 1 Wildcard of any rarity 1 Rare or mythic rare 1 Traditional foil of any rarity 1 Seasonal full-art basic land Spring 40% Non-foil 32%, traditional foil 8% Summer 30% Non-foil 24%, traditional foil 6% Autumn 20% Non-foil 16%, traditional foil 4% Winter 10% Non-foil 8%, traditional foil 2% 1 Non-foil token or art cardcan be any of the following: Ad/token card (65%) 54 Art cards (30%) 54 Signature art cards (5%) *Starting with Bloomburrow , de-archived cards, commonly known as The List cards, which feature the Planeswalker stamp in the bottom-left corner will no longer appear in Play Boosters
The creator event had free currency to experiment, subsequent play was done at writer's own expense.
This same dynamic can be seen throughout the year: Aetherdrift 's lack of identity leading to Tarkir: Dragonstorm being somewhat all over the place with half-baked mechanics
Or should that be sets
If you have 2 Decoction Modules out, you get 2 energy and can repeat the process indefinitely