They could add a line of text below the trade:I like the effort placed into this post, but I don't think this would work. Here's why: Egg wars is great the way it is right now this is a very complicated system for players and I feel many wouldn't understand the logic and rules of this. Also campers always find a way around :p
For every purchase you make of this item, you will need to pay 200% more for the next purchase!