When you Knock Out an opposing Pokmon, you take one of your Prize cards and put it into your hand
You also get experience, which counts towards your player level, which, when it goes up one, offers you more rewards in Pack Hourglasses and the like for, you guessed it, opening more packs
The best Channel cards in Magic: The Gathering , ranked by EDHREC popularity a real-world measure of playability across Commander, Modern, Pioneer, and all formats
Reprieve can bounce uncounterable spells because its not a counter
Also, Goldspan Dragon is a great pick if the deck is based not on Dragons, but on tokens and artifacts in general, with Treasures being great options for sacrificing permanents or putting lots of artifacts onto the battlefield at once