yugioh primal origin booster box Yu-Gi-Oh! 1st Edition Opening Fans of Yu MASSIVE Yugioh Primal Origin 4

Master Strategies: In-depth analyses of the best combos and deck-building tips to elevate your game to Emperor level

Reach tends to perform pretty well in Limited, especially in colors that dont have that much access to Green, and obviously the Pack Tactics trigger here is quite powerful

So, the thing about the Circuit Board

More in depth look in the comments

Champions Vigilance The conditions to activate this card sound a bit too specific

It's entirely possible these events aren't as related as they appear, but to me it sounds like those people buying Pokemon boosters in stores were hoping that the newer boxes would be treasure troves as well