Iconic, obviously, because it represents the marriage between Olivia Voldaren and Edgar Markov - you know, the whole event that Crimson Vow is built around
Give one of them to Magikarp and the other to a non-EX Water type (like Origin Forme Palkia, Froakie/Greninja, or regular Gyarados) to tackle Oricorio
This little detail might not be noticed otherwise, and it is a great homage to the fallen cat-headed god
Grist, the Hunger Tide This scary looking planeswalker card is actually a cute bug - who, yes, did lead swarms of locusts to destroy the food supply of untold thousands, but only because she didn't know that humans had feelings
(2020-01-24) If you put an Aura on an opponent's permanent, you still control the Aura, and mana symbols in its mana cost count towards your devotion