public IEnumerator AddPokemon(PokemonPackage package)
{
Trainer player = event_manager.GetPlayerTrainer();
Pokemon.Pokemon new_pokemon = new Pokemon.Pokemon(package.species, package.level, package.form_id);
player.AddPokemonToParty(new_pokemon);
yield return(new WaitForSeconds(0.5f));
effect_playing = false;
}