If you don't cast it without paying its mana cost but rather cast it later in the turn, you must pay its costs, and you must follow all applicable timing rules
Here are a few more guidelines to use as a starting point: For a 40-card deck, if you really want to have a land that produces a certain color of mana in your opening hand, you should play at least ten lands that produce that color (eleven or twelve to be safe)
"The world of Pokmon connects people across the globe, beloved by kids, adults, and every Trainer in between," The Pokmon Company told FOX Television Stations
The list of upcoming events includes: Paradox Drive Emblem Event (late May early June): Players can compete in battles for a chance to obtain new emblems, shinedust, and other items
It's still not quite hitting the lofty numbers Pokemon Go achieved during the same period