So where can you find it
If a creature is about to die to something unrelated to Vampiric Dragon, then go ahead and spend two mana to put your mark on the creature, and then when it dies, you'll get a +1/+1 counter
COSPLAY IS NOT CONSENT
If you buy a sealed booster box with a full 36 packs, 10 cards each, there is a chance you dont pull any Special Illustration Rares (SIR), Ultra Rares (UR), Hyper Rares (HR), or even Illustration Rares (IR)
Her effect would greatly benefit them, as when she's summoned she can't be destroyed by battle on the player's turn, and she has the ability to make 3 attacks on each Battle Phase

THE FIRST STEPS AFTER THE LAST STANDRebuild the Multiverse while building up your collection in this epic conclusion to the March of the Machine storyline INTRODUCING EPILOGUE BOOSTERSThese special boosters fill in the story between sets with 5 Magic: The Gathering cards in each pack RARES & UNCOMMONS ONLYSmall but mighty, all 5 cards in each booster are of rarity Uncommon or higher, including 13 cards of rarity Rare or higher FOILS & SHOWCASE CARDSEach Epilogue Booster contains 1 Showcase or Retro-Frame card and at least 1 Traditional Foil card CONTENTS1 Epilogue Booster Box containing 24 March of the Machine: The Aftermath MTG Epilogue Boosters Exceptions: Older Magic Sets Arabian Nights, Antiquities, Fallen Empires, The Dark, Homelands From 1993 to 1995 we got five sets that had booster boxes with 60 packs of eight cards each