String: #L4D_Upgrade_hot_meal_description Prevents a player from being affected by the 'slime' image when a player is hit by the Boomer's bile. String: #L4D_Upgrade_revive_self_descriptionĪllows the player to revive him/herself once automatically. String: #L4D_Upgrade_ledge_save_descriptionĪllows a person to pick him/herself up from a ledge once automatically. String: #L4D_Upgrade_prevent_it_description This item reduces the amount of damage you take. String: #L4D_Upgrade_kevlar_vest_description However, in the final game, the only way to obtain them is for them to randomly appear at the start of a map. A line in the file intructor_lessons.txt ('// 70 pick up a primary weapon (or upgrade)') hints that upgrades could be picked up in levels.
