He appears in-game after the player reaches Stage 10 of Duel World (GX), at which point his Character Unlock Missions become available
C Common Gagagaga Magician X DARK Rank 4 [ SpellcasterXyzEffect ] ATK 2000 DEF 2000 2 Level 4 monsters You can detach 1 material from this card, then target 1 Xyz Monster in your GY, except "Gagagaga Magician"
Artworks are shipped at random
Not only are there straight reprints of cards in Shiny Treasure ex, but theres also some absolutely spectacular variants too with the appearance (or rather, re-appearance) of Shiny Pokemon
It is also a home for many cards that would otherwise not see play in Modern, such as Grist, the Hunger Tide, Ignoble Hierarch or Dryad Arbor
You will receive one of the 10 items shown in the image