I wish I could say the boom is because people are falling in love with it again like it was 1999 but sadly its mostly because people are trying to make money.
The Battle Academy board game isnt exactly a brand-new game
TCG teachers introducing multiple students to card gaming simultaneously with matched decks
Golgari Grave-Troll UnbannedFebruary 2015 While there had been rumblings for a while from some pros that perhaps Golgari Grave-Troll was safe to come off the Modern banned list (technically, all it does is dredge a couple extra cards, compared to the other options, because it is almost never cast), but most of the community was surprised when Wizards announced that Golgari Grave-Troll was coming off the Modern banned list in February 2015
With Whites option to have cheap creatures, you can make an impressive board of threats with little effort
Magic's elves are a mainstay of Dominaria, the plane on which MTGs first players fell in love with the game and its world