By targeting the likes of Charizard, Pikachu, Mewtwo, fan-favorite Eeveelutions, and others in their most compelling modern forms, youre essentially investing in the future nostalgia of todays generation
The deck plays a lot of extra ways to put lands into play so you can repeatedly trigger your landfall abilities in the same turn
This is a solid spell and red decks will be happy to play several copies, but it would have been much stronger if it were a twist on Lightning Strike or even just a reprint of Volcanic Hammer[Grmtg_card] (which isnt Modern legal)
But, thats not all as Weezing, unlike the other Ability-based entrants in this write-up, also does a neat 30 DMG for only 1 Energy, further weakening the opponent
Toughness is 2 and must have been changed to 3
There aren't many scenarios where you can return two tiaras, but there are quite a few scenarios where you simply put out two tiaras, so it's useful to remember this method