Personally, early in the game, I go for cards that will help me complete decks , while later I might save up more for getting those big, rare cards
You can get some pretty sweet, limited edition skins, though - for example, if you bought the 'Warhammer Bundle' during the October 2023 Warhammer 40k Secret Lair, you got two codes, each good for ten premium card sleeves showing the 40k-ified versions of classic cards: Merciless Executioner as "Ork Kommando" Aggravated Assault Krenko, Tin Street Kingpin as "Makari the Lucky Grot" Zurgo Helmsmasher as "Ghazghkull, Prophet of the Waaagh!" Blind Obedience Danitha Capashen, Paragon as "Neave Blacktalon" Najeela, the Blade-Blossom as "Archaeon the Everchosen" Scourge of the Throne as "Stardrake" Beware, though - this is often the priciest way to find new codes
Beware of Fakes Counterfeit cards are common in the market
All that life I might lose from cards like Night's Whisper or Toxic Deluge can get gained back with even a single Gray Merchant
Modern Pokemon face a difficult challenge once they debut in the Pokemon TCG as there are numerous established favorites to contend with
Unidentified Fossil Play this card as if it were a 60-HP [C] Basic Pokmon