Based on the compiled data (see introductory post on the Sun & Moon series) I am assuming the pull rates are slightly worse than for previous sets, with 4.6 regular Pokmon-GX, 1.0 full art Pokmon and 1.2 full art Trainers/secret rares per box on average
With Mizzix, the curve could go on forever, but relative curving out is a requirement
Many creators share and refine designs in communities like MTG Cardsmith, where people post customs, trade feedback, and workshop mechanics
George normally keeps all the cards from a recent set separate from his collection and then updates his collection after a few months
They begin a Tag-Team Duel against one another, and the Brothers have a cohesive strategy, with their Decks built to play off of each other's