You should have a variety of Pokmon types so you can get ready for what your opponent is going to play
Each booster box includes 36 booster packs, with 10 trading cards per pack, totaling 360 cards
You play them, get an immediate effect worth a card (thats possibly a bit overcosted, since theres a potential second benefit coming later), and then have the option to defeat them
37 Zen Headbutt 80 90 15 20 The user focuses its willpower to its head and attacks the target
The player who cast the aura will control it after it enters the battlefield, even if it targets a permanent they dont control or another player
Condition is super important: The double foil makes these cards easily damaged, making perfect copies much more valuable