What is a Tome?

A tome is a book held in your medical supply inventory slot.Carrying a tome to the end of a level will change one (per Tome, max 3) of your loot dices from a dice with 1/3 chance of success to a 2/3 chance.Tomes can be dropped to pick up healing supplies to heal and then be picked back up during the mission.The Tome does not have any other uses or special effects.