Looking at past data, Zeraora cards have an excellent track record in the secondary market
Without a good way to cycle its just too much of a gamble compared to Stoic Rebuttal/Cancel types
For example, if Narod, the Beige Flower and Doran, the Siege Tower ("Each creature assigns combat damage equal to its toughness rather than its power") are both on the battlefield, each time a creature would deal combat damage, that creature's controller chooses whether it assigns combat damage equal to its mana value or its toughness
Or the safe bet is to buy cheap enough you can make your margin and sell on ebay at auction prices
a vanilla creature is a creature with no abilities that has power and toughness equal to its converted mana cost, e.g
In case you missed it, the upcoming Pokmon anime series is set to introduce a new Pikachu character.