In many cases, buying the challenger deck, and the upgrades will save you a few bucks, but the cards youre replacing dont just disappear, they still add value to your collection
Morpeko Ability - Hangry Dash If this Pokmon doesn't have any Energy attached to it, it has no Retreat Cost
If wine ever became easy to generate, this card is probably broken just from its first ability - it would be very easy to be swinging for lethal (20+ damage) on turn 3 if you could make 2 wine tokens by then
As such the costlier the card the more you have to want the effect and I can't see that being the case for this one
Dont forget: we get another Banned and Restricted announcement on March 13th, which is a week from today
Thankfully, Treefolk usually excel at that