Showcase Scrolls: 10 in each booster (five non-foil and five with a silver foil treatment) Hildebrant borderless: May appear with non-foil or silver foil treatment Borderless Poster: May appear non-foil or silver foil treatment Serialized Borderless Poster: Small chance of appearing Serialized Realms and Relics: Small chance of appearing Surge foil Realms and Relics: May appear in some boosters Surge Showcase Ring cards: May appear in some boosters Surge borderless Rare or Mythic Rare: May appear in some boosters Surge extended art Rare or Mythic Rare: One guaranteed in each booster Surge full art map lands: One guaranteed in each booster Scene box or Mythic Rare cards: May appear in non-foil or with a surge foil treatment Nonfoil extended art from Jumpstart: May appear in some boosters Surge foil double-faced tokens: One guaranteed in each booster All expected pull rates can be found on the WotC website

Its no surprise that the Top 100 metagame of #GPPIT was roughly 90% white-incorporating strategies
Eggman, Knuckles the Echidna, and Amy Rose
This commander rewards you for playing Myr, encourages you to go wide by making Myr tokens and has a built-in ability to pump them up
Once shes in play, her other ability takes over
If you don't reveal an Equipment card, or if the exchange can't be completed (such as if Arcanum Things is no longer on the battlefield, you don't own Arcanum Things, or the new Equipment can't be attached to the creature Arcanum Things is attached to), nothing happens