chanceModifiers:
## CROUCHING_BLOCK_BELOW and CROUCHING_BLOCK_AT_FEET are added to chance from the other modifiers.
## By default, they are set to negative numbers to decrease the base chance.
## They are only added when the player is crouching.
CROUCHING_BLOCK_BELOW: -10
CROUCHING_BLOCK_AT_FEET: -100