pokemon card alakazam Pokémon TCG: V Box [Psychic] Alakazam MEP 009 Promo Extended

They're giving opponent Active Don and enabling an easier game plan

Koma is so good that it will probably push players to run sacrifice-based removal like Extract a Confession or Deadly Brew

Aerith, Last Ancient offers a lifegain payoff you will almost never pull off in an actual game because aside from Sephiroth, Fallen Hero or Wrecking Ball Arm there's no other way to reliably get her to 7 power and very little lifegain in the deck otherwise

and allows you to play an instant or sorcery a second time

A sticker sheet has three name stickers, three art stickers, two ability stickers, and two power/toughness stickers (see the middle card image above)