Arena Directs have been wildly popular but are new enough that we're still uncovering issues that we need to solve
The big-box retailers like Amazon, Target, Walmart, and Best Buy are charging near MSRP, while the secondary market on TCGPlayer gives us a real sense of what the community thinks the set is worth
Also, Rosewater explained on his personal blog that all of the stickers are made with a very light glue (think Post It Note glue) that can be used numerous times and wont harm the card its stickered on. He also recommends using slips of paper, as long as the proxied sticker comes from the sheet the player pulled from their booster
Cost reduction cards like Jhoira's Familiar, Voyager Quickwelder, and Urza, Lord Protector also synergize well with colorless cards because they can reduce generic costs to 0, making colorless cards free to cast
Leave it to the Johto regions diving Pokmon to headline Silver Tempest with a masterful composition that will have every Pokmon card collector shaking if they pull it