Pierce (PSR Supplement)

**PSR** is an alternate ruleset that is compatible with most 5e content.
System Differences The Basics PB: Proficiency Bonus Advantage & Disadvantage Reroll Bonus Dice Ability Check Group Check Contest Passive Check Save Ability DC Ability Scores Strength Dexterity Constitution Intelligence Wisdom Charisma Skills	Encounters Group Turns Round-Table Turns Staggered Turns Your Turn Move Action Bonus Action Reaction Making an Attack Unarmed Strike Sunder Cover Communication Hit Points & Damage Hit Points Hit Dice Temporary Hit Points Massive Damage Damage Types Damage Resistance Max Damage	Time Phases Rest Break: a short rest Camp: a rough long rest Downtime: a cozy long rest Downtime Trading Downtime Activity Environment Common Hazards Extreme Climates Peculiar Traits Resistance Immunity Vulnerability Special Senses Defeat Dramatic Death Conditions	Items Carry Capacity Goods & Currency Optional: Material Goods Consumables Weapons Improvised Weapons Attire & Shields Tools Gear Attunement Objects Damaging Objects Hauling Objects Vehicles Optional: Artillery NPCs Attitude Mount Cohort Stat Blocks

Pierce is a damage type. It's often called “piercing” damage.

Pierce, bash, and slash are are together sometimes called “strike damage.”

Stabbing and impaling forces like arrows, spears, daggers, fangs, spikes, thorns, and glass shards cause pierce damage.
Sources of pierce damage sometimes render a creature Gashed.
Sometimes, creatures with an AC of 20 or higher are Exposed to certain sources of pierce damage, such as from morningstar or firearm attacks.

Creatures

Creatures and objects that repel physical strikes often have resistance to strike damage, while incorporeal beings like specters are immune.
Skeletons are infamously vulnerable to bash damage, and they just as often resist pierce and slash damage.
More gelatinous oozes are often vulnerable to pierce damage, but resist bash damage.