| Type | Name | Default | Description | 
|---|---|---|---|
| List<LevelUpgrade> | Upgrades | new List<LevelUpgrade> | These are the upgrades assigned to the progression level. | 
new LevelUpgrade
{
  Level = 1, // The level to unlock at
  Upgrade = (Dish)GDOUtils.GetExistingGDO(DishReferences.IceCream) // The GDO to unlock (Must be typeof IUpgrade)
}