151 jumbo booster box Chinese Pokemon TCG : Pokémon Collect Journey (Jumbo) – vRare Violet—151 which brings in all cards from 151 as well as all Shiny Kanto Pokémon cards and some unique Pikachu Illustration Rares Pokemon TCG Chinese Collect 151:

Double-Sleeving for Extra Protection, Archival Safe For players who want to add extra protection to their most valuable cards Selesnya Sleeves are double-sleeving compatible

In other words, Yusei and Jack are using a card that they don't even have in their decks

Together with Yawgmoth, Thran Physician and Blood Artist, Young Wolf makes for a repeatable combo that allows you to drain an opponent of all of their remaining life

Time Skip: One occurs in chapter 3 of WC 2011: The protagonist takes a trip to Satellite in chapter 2 where they meet the Enforcers, returns to Crash Town afterwards, and then moves into the renovated New Domino City in chapter 4