Describes the hit point die used by the class.
If referenced as a unit (ignoring inner attributes), it will render formatted strings based on the class version (2024 or not).
average, classic, face, isClassic, isSidekick, name, number, sidekick
The average value of a hit dice roll
Die to roll (8, 10); This will be 0 for sidekicks
True if this is a 2014 class
Explicit test for sidekick (alternate to 0 face)
How many dice to roll (pretty much always 1)