In FINAL FANTASY XVI, instead of calling upon a summon, the characters themselves transform into summons
More specific to promo cards was the fact that they introduced a whole new audience to the game it was promoting
Like I understand the popularity of the game especially with the release of Endwalker, but we got 15 other games that make references to eachother
If a spell is returned to its owner's hand, it's removed from the stack and thus will not resolve
Double-faced cards show transformations or key moments, like Kefka, Court Mage/Kefka, Ruler of Ruin, Sephiroth, Fabled SOLDIER/Sephiroth, One-Winged Angel, or Clive, Ifrits Dominant/Ifrit, Warden of Inferno
Keep track of character and location damage with 6 high-quality dice featuring a shimmering