D&D 5e: Core Mechanics

Dice

• There are 6x dice: d4, d6, d8, d10, d12, d20
• Classes are assigned a hit-die (HD) which may be d6-d12.

d6:  sorcerer, wizard
d8:  artificer, bard, cleric, druid, monk, rogue, warlock
d10: fighter, paladin
d12: barbarian

Attack

# conflicting info.
# manual says:
#  * 1d20 + ${WEAPON_PROFICIENCY}
#  * 1d${WEAPON_TYPE_DICE} + ${WEAPON_PROFICIENCY}
#
WEAPON_PROFICIENCY = ${STR_MODIFIER} + ${CLASS_PROFICIENCY_MODIFIER}

Defend

ARMOR_CLASS = 10 + ${DEX} # + ARMOR

Currency

Coinage

# platinum, gold, silver, copper
1PP == 10GP == 100SP == 1000CP

# standard denominations are gold, silver, copper
1GP == 10SP == 100CP

# electrum is 50CP
1GP == 2EP

Are there multiple currencies?