yugioh secrets of eternity booster box 1st Edition Opening With one guaranteed Super Rare card and three Secrets of Eternity packs in one Yu-Gi-Oh: Phantom Darkness Booster Box

EVERYTHING YOU NEED TO PLAY AND MORE- Each deck also comes with 10 double-sided tokens, 1 life tracker, 1 deck box, and a Collector Booster Sample pack containing 2 special alt-frame cards, including 1 Rare or Mythic Rare card Align yourself with Daleks, Cybermen, and even The Master to gain the upper hand over the Doctor and their companions

If it is a creature, you may put it into your hand

Threats, intimidation, or any form of aggression, violence, or sexual harassment towards sponsors, attendees, exhibitors, or staff, whether prior to or during the event, will not be tolerated

ZEXAL episode 36: "Bad Developments: Part 2" a b Yu-Gi-Oh

This would be a clear indication that the game is not selecting a booster pack from all the possible ones , but that it is skipping the animations to show us the cards we have received , which would imply that they have been selected beforehand