FLite wrote:
There is nothing in the rules that indicate weapon size increases increase die size.
On the Fighter Class there is this clause.
NCREASING WEAPON
DAMAGE DICE
When an effect calls on you to increase
your weapon damage dice, instead of
using its normal weapon damage dice,
you use the next larger die (so if you were
using a d4, you’d use a d6, and so on). If
you are already using a d12, you continue
to use a d12 and gain a +2 circumstance
bonus to damage rolls instead. You can
never increase your weapon damage
dice more than once. The following is
the progression for increasing weapon
damage di