There are a lot of accessories that they sell as well, from Playmats to Sleeves, so it's always worth checking in and seeing if you can pick up some Japan limited items
Although each year seems to feature a Pikachu as the rarest chase card, this years Pikachu is even cooler than last years
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But my favorite is Wake the Past, which not only returns all our artifacts for a huge lategame bomb, but also gives our artifact creatures haste so they can immediately swing for that lethal amount

Here's a full list of every card required for the 'Pulsing Aura Museum 1' Secret Mission: Treecko #156 (Full Art / One Gold Star) Grovyle #157 (Full Art / One Gold Star) Shroomish #158 (Full Art / One Gold Star) Budew #159 (Full Art / One Gold Star) Flapple #160 (Full Art / One Gold Star) Tepig #161 (Full Art / One Gold Star) Quagsire #162 (Full Art / One Gold Star) Zekrom #163 (Full Art / One Gold Star) Morpeko #164 (Full Art / One Gold Star) Meowstic #165 (Full Art / One Gold Star) Oricorio #166 (Full Art / One Gold Star) Brambleghast #167 (Full Art / One Gold Star) Bonsly #168 (Full Art / One Gold Star) Riolu #169 (Full Art / One Gold Star) Meloetta #170 (Full Art / One Gold Star) Carkol #171 (Full Art / One Gold Star) Kubfu #172 (Full Art / One Gold Star) Seviper #173 (Full Art / One Gold Star) Zorua #174 (Full Art / One Gold Star) Malamar #175 (Full Art / One Gold Star) Bisharp #176 (Full Art / One Gold Star) Meltan #177 (Full Art / One Gold Star) Castform #178 (Full Art / One Gold Star) Cinccino #179 (Full Art / One Gold Star) Rewards: 36 Wonder Hourglasses, 12 Pack Hourglasses and 10 Shop Tickets

In terms of Magic sets as a whole, we often talk about a critical mass of powerful cards that have not been reprinted