misty's psyduck pokemon card The 12 Most Valuable Cards From The TCG have for your premier collection. Best Secret Rare Yet!? Stunning

Another way to exploit enchantment animation cards, especially Opalescence, is to send as many enchantments to your graveyard as possible with the likes of Careful Study or Frantic Search, and then return them all at once with Replenish to create a huge army for just 4 mana

Go-Shintai is an interesting choice for the Commander, but upon reflection, I think it's one that makes sense

A Thoughtseize or Duress asks you to spend resources to avert a play your opponent hasnt committed anything to (other than a card draw)

To a lesser extent, Ivalice itself is referred to as just a "kingdom", rather than the entire world setting with its own continents