While this wasnt necessarily the case back in the days of dial-up, I still find that deck building in Pokmon TCG Pocket feels similar to cobbling a deck together from random packs I bought at Toys "R" Us
This premium has held across multiple eras

Achilles Davenport Adwal, Breaker of Chains Alpharael, Dreaming Acolyte Architects of Will Ashiok's Forerunner Atris, Oracle of Half-Truths Azula, Cunning Usurper Bane Alley Broker Basim Ibn Ishaq Callidus Assassin Carlo, Suave Schemer Circu, Dimir Lobotomist Cunning Nightbonder Cybernetica Datasmith Darkblade Agent Deadeye Brawler Deadeye Plunderers Deathcult Rogue Dimir Guildmage Disciple of Deceit Doc Ock, Evil Inventor Doctor Octopus, Master Planner Duskmantle Guildmage Eloise, Nephalia Sleuth Ertai Resurrected Evangel of Synthesis Ezio, Blade of Vengeance Foggy Swamp Spirit Keeper Garland, Royal Kidnapper Ghost, Spectral Saboteur Gisa and Geralf Golbez, Crystal Collector Grma, Saruman's Footman Hama, the Bloodbender Hostage Taker House Guildmage Inquisitor Eisenhorn Kang Prime Kang, Temporal Tyrant Katara, Seeking Revenge Kavaero, Mind-Bitten Kotose, the Silent Spider Krang & Shredder Krydle of Baldur's Gate Locke Cole Ludevic, Necrogenius Lurking Informant Lydia Frye Mob Lookout Mundungu Neach, Pinnacle Pariah Nebuchadnezzar Notion Thief Obsessive Stitcher Oskar, Rubbish Reclaimer Phenomenon Investigators Phoebe, Head of S.N.E.A.K

x1] [When Attacking] You may trash 1 card from your hand: Place up to 1 of your opponent's Characters with a cost of 1 or less at the bottom of the owner's deck
Glacial Chasm Glacial Chasm is quite incredible, especially in lifegain and pillow fort decks