A Pokmon has a picture of the Pokmon and some basic information about it
Each of these add card flow to the brew
You can spend your mana on whatever interaction you need to survive or gain advantages
Team Galactic Grunt The evolutions of Glameow (Purugly, Colorless type), Stunky (Skuntank, Darkness type), and Croagunk (Toxocroak, Darkness type) are all handy cards that offer some quirky battle mechanism to tick off your opponent: Purugly has a 3 Energy, 60 DMG move called Interrupt which not only makes your opponent reveal their Hand but also lets you discard any of the revealed cards and shuffle them into their deck
If the copied creature has in its mana cost, X is 0
Thats why you have other wincons, and cards like Reconstruct History or Mystic Sanctuary