You can sacrifice all of your Zombies for mana in response to a board wipe, then sacrifice Crowded Crypt at the end of the turn and be ready to attack across an empty field
Securing a land drop and giving you an extra card to play later is exactly what blue-red tempo decks need to keep up the pressure and not die down after some turns
Plus all the Pikachu variants: Surfing Pikachu, Flying Pikachu, every promo, every full art, every alt art Game Freak keeps printing
Special Conditions in Pokemon TCG are part of the core mechanics of the game, and heres everything you need to know about them including how many there are and how they affect your play
The Demonic Tutor was too powerful, so they put Consultation in print, in its place, which allowed you to deck yourself for the card youre looking for, it could be useful, but to get your hands on a card fast, nothing was better, than arguably the power card from Ice Age in Black
Mana symbols in reminder text dont count toward a cards color identity