pokémon trading card game stacking tins assortment TCG: Darkness Tin or rolling Water type Pokemon Trading Card Game Prismatic

The odds have varied and there are exceptions (dont @ me) but very roughly about 1 in 45 to 1 in 100 total cards distributed in Magic booster packs will be a foil replacing a regular card

It really shines in +1/+1 counter decks where you can proliferate or put extra counters on this card and produce more ramp tokens

If you look at Plume Fossil, youll see exactly how you can get Archen into play

The cheap warp cost is also super handy and extra useful if you want ETB or LTB instances

With Zulaport Cutthroat, Blood Artist, or Syr Konrad, the Grim, this is a win condition

II Return up to one other target nonland permanent to its owner's hand