Energy Requirements Before you declare an attack, your Active Pokmon must be able to pay for the attack
emblems require so much work to make, we don't want to make them easy to deal with.) The first emblem was actually made retroactively for Elspeth, Knight-Errant from Shards of Alara as a rules fix for the card
Now I dont think one need to be a maths expert to realize how much greater are the odds of getting the Pokmon you need with Pok Ball compared to the other 2, even if the other 2 are able to get other less useful Pokmon for the situation at hand
If we think about this logically, you will always be ahead if you just buy the cards you want, maybe not directly at launch when prices are high but sometimes thereafter
At least over in the sets preconstructed Commander deck, Michelangelo focuses on Food
When it comes to using counterspells, it's better to use them to stop cards resolving on your opponents' side rather than keeping your own stuff safe