Even if opposing characters do have Evasive and come after him, they have to get through five willpower - which will likely take a couple of hits
However, I think players will soon find this card is not nearly as good as anticipated, and prices for it will drop
In Lorcana, card prices are largely driven by the competitive market
Although she isn't the most obvious choice among the Disney Princess lineup to don armor, Disney Lorcana has taken to reinventing the princesses, and the results for Snow White are spectacular in this case
For more info on deck building, read how to build a Lorcana TCG deck
Cutting it from a competitive deck and trying to swap in something else would almost never be recommended because the card is too important to the deck's overall strategy