While no reason is given as to why, I could've told you from day one it's because without the retreat costs and weaknesses of their previous evolutions, they're not complete cards
Emerald can be an extremely fun ink colour to play for this reason, and boasts some of the best Lorcana cards in The First Chapter as a whole, allowing the opportunity to mess with rival players and become a real thorn in their side
Collectibility: Many collectors enjoy the thrill of opening multiple packs to complete their sets or find coveted chase cards
It's becoming an environment where the opponent doesn't defend and he doesn't defend with Link Monsters, but if you send a monster with 0 defense and hit it, you can kill 1, so you can build a dedicated build
Seeing a dozen Wolfs pile onto a fatty is a sight to behold, but with Emmara it's downright mean: she prevents the damage that would be assigned through the Master's effect as well
Its presence on this card is synonymous with its legendary power in the Pokmon universe