It might not sound like a massive jump in power, but it's considerable in the context of the game, and it makes for a miserable experience if you're jumping back in for a couple of online battles only for meta decks with the Mega Evolved Charizard laying waste to your cards
Follow the intrepid burglar Bilbo Baggins and his party on their journey to the Lonely Mountain (and back again)
Most cards only let you accelerate only one or two Energy, like Archeops [Silver Tempest], so having the option to do as many as you like is quite fantastic
To play with Pokmon cards, all day, every day
Any one of these cards will help to either stop or interrupt your opponent's combos and key effects like with Ash Blossom and Infinite Impermanence or capitalize on them like Maxx C and Nibiru
Im also familiar with, and know the basics of, the actual game that revolves around those same cards