Seed slots represent the number of seed packets the player can bring into a level. Juega a la aventura de acción y estrategia en la que podrás conocer, saludar y derrotar a legiones de zombis alocados desde el amanecer de los tiempos hasta. They have different designs in each game. At the beginning of the game. Zombies 2, premium plants' seed packets have a unique look, with a shiny gold outline and galaxy look for the center, and since the update, world obtained. plants vs zombies 2 upgrades. .