It is about fees, buyer intent, sell-through speed, trust, audience size, and how much work you want to do per sale
(To mill a card, put the top card of your library into your graveyard.) Mill two cards, then you may return a creature card from your graveyard to your hand
What happens if I have infinite life and then get hit with my opponent's Infinity Elemental
Are these three Mega Evolutions a one-time feature, or is Pokmon preparing for a full-blown Mega-focused set or mechanic in future expansions
Doran, the Siege Tower could be an interesting commander, but I'd avoid Arcades, the Strategist, since most archers don't actually have defender
It's a big flavour win, with Lucas picking up objects he finds on the ground to fire from his slingshot