Mossborn Hydras kind of like an alternate Tifa Lockhart that costs an extra mana, but keeps its buff each turn
If Boggart Cursecrafter dies at the same time as one or more other Goblins you control, its last ability will trigger for each of those other Goblins
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
But because it is something where it is highly faked and there are proxies, especially with Yu-Gi-Oh!, that is one of those things where we're on top of it, we do the best we can. The rising value of cards has led to a growing number of fakes for every game, including Pokmon
We are not seeing eye to eye on how to present this. Chillcott didnt want rumors proliferating that could undermine his own value proposition: reliable information that would earn his subscribers money from Magic
This plays well with self-exiling like gathering evidence in this set or Night Soil, or Regrowth/Raise Dead to your hand, or shuffle in like Feldon's Cane or reanimation like Zombify