Halfling Monk Build Guide

Levels 1-4

Start with a Spear or Quarterstaff wielded in two hands. This gives you a 1d8 damage die for your main action attacks, which vastly outpaces your 1d4 Martial Arts die. At level 3, we highly recommend the Way of Mercy subclass. Hand of Harm gives you guaranteed necrotic damage on a hit without requiring an extra action, drastically improving your baseline DPR. At level 4, take the Squat Nimbleness feat. This bumps your starting 15 Dexterity to 16, gives you advantage on Acrobatics checks to escape grapples, and adds 5 feet to your walking speed, completely erasing the Halfling racial speed penalty.

Levels 5-10

Level 5 brings Extra Attack and your defining feature: Stunning Strike. Your DPR bumps up to 7.8 with unarmed strikes now hitting for 1d6. Use Halfling Nimbleness to bypass the enemy tanks, target the enemy spellcaster, and force Constitution saving throws with Stunning Strike. At level 6, Ki-Empowered Strikes ensures your unarmed attacks bypass non-magical resistance. At level 8, take the ASI for +2 Dexterity (reaching 18). This boosts your AC, your attack modifiers, and your Deflect Missiles reduction. Continue to rely on Hand of Harm to supplement your damage when you don't need to stun.

Levels 11-16

At level 11, Way of Mercy grants Flurry of Healing and Harm, allowing you to deal extra necrotic damage and heal an ally simultaneously while using Flurry of Blows. Your Martial Arts die upgrades to 1d8. At level 12, max your Dexterity to 20 to cap your AC and attack rolls. Level 14 is a massive defensive milestone: Diamond Soul grants proficiency in all saving throws. When combined with Halfling Luck (rerolling 1s) and the Brave trait, you will pass nearly every saving throw thrown at you. At level 16, bump your Wisdom from 14 to 16 to increase your Stunning Strike DC.

Levels 17-20

Level 17 increases your Martial Arts die to 1d10, and Way of Mercy grants Hand of Ultimate Mercy, letting you resurrect a fallen ally with 5 Ki points—a massive utility boost for a martial character. At level 19, take the Mobile feat. By now, your Unarmored Movement gives you a staggering base speed. Mobile adds another 10 feet and lets you ignore opportunity attacks from enemies you swing at, allowing you to dart in, strike four times, and retreat 50 feet away without spending Ki on Step of the Wind. Level 20's Perfect Self is notoriously weak, but getting 4 Ki points on an empty tank ensures you always have enough for a Stunning Strike.

Squat Nimbleness

Take this at level 4. It acts as a half-feat to push your 15 Dexterity to 16, while adding 5 feet to your walking speed. This patches the Halfling's frustrating 25-foot base speed and grants advantage on Acrobatics checks to escape grapples—crucial since your low Strength makes you an easy target for enemy bruisers.

Mobile

An incredible feat for any Monk, but especially potent for a Halfling. Because Halfling Nimbleness lets you move through enemy spaces, you often find yourself deep in hostile territory. Mobile prevents opportunity attacks from anyone you try to hit, allowing you to weave through a crowded room, punch a target, and retreat safely without burning Ki on Step of the Wind.

Crusher

If you start with an odd Constitution score (like 13), Crusher is a fantastic half-feat to bump it to 14. Since your unarmed strikes and quarterstaff deal bludgeoning damage, you can knock an enemy 5 feet away once per turn. This pairs beautifully with your hit-and-run playstyle, letting you push an enemy out of melee range to avoid opportunity attacks entirely.

Tier 1 (Levels 1-4)

Acquire a Spear or Quarterstaff immediately to utilize a 1d8 damage die. Because you lack Darkvision, purchasing Goggles of Night is your absolute highest priority. Without them, your Naturally Stealthy trait is useless in dark dungeons because you won't be able to see where you are hiding.

Tier 2 (Levels 5-10)

Seek out a Dragonhide Belt +1. This Monk-specific item from Fizban's Treasury of Dragons boosts the saving throw DC of your Stunning Strike and Hand of Harm, while also allowing you to regain Ki points using an action. Pair this with Boots of Elvenkind; the advantage on Stealth checks synergizes flawlessly with your Naturally Stealthy trait.

Tier 3 (Levels 11-16)

Upgrade to Wraps of Unarmed Prowess +2 to keep your attack rolls scaling against high-AC enemies. Bracers of Defense are also critical here, adding +2 to your AC since you cannot use shields or armor. This helps offset your slightly lower Wisdom score.

Tier 4 (Levels 17-20)

The ultimate goal is the Gloves of Soul Catching. Setting your Constitution to 20 massively inflates your HP, and adding 2d10 force damage to every unarmed strike fixes the Monk's notoriously low late-game DPR. It essentially turns your Halfling into an unkillable demigod of unarmed combat.

As a Halfling Monk, your primary role is a Striker and skirmisher. You excel at bypassing the frontline using Halfling Nimbleness to shut down specific, high-value targets (like spellcasters) with Stunning Strike. You do not have the HP or AC to act as a primary tank.

You pair exceptionally well with a Twilight Domain Cleric. Their Eyes of Night feature can grant you 300 feet of Darkvision, completely neutralizing your species' biggest weakness. Furthermore, their Twilight Sanctuary provides temporary hit points every round, patching up your d8 hit die.

A Wolf Totem Barbarian is another phenomenal ally. If they stand in the frontline, they grant you advantage on all melee attack rolls against enemies within 5 feet of them. Rolling 4 attacks with advantage via Flurry of Blows almost guarantees hits, and Halfling Luck ensures you won't critically miss.

Fighter 2 dip

Taking two levels of Fighter is a potent choice. You gain the Unarmed Fighting style, which immediately bumps your unarmed strikes to a 1d8 damage die regardless of your Monk level. More importantly, Action Surge allows you to double down on a critical turn, giving you up to 6 attacks at level 7 to force multiple Stunning Strike saves against a boss.

Rogue 2 dip

A two-level dip into Rogue gives you Cunning Action, which fundamentally changes your Ki economy. You can now Dash or Disengage as a bonus action for free, saving your Ki strictly for Flurry of Blows and Stunning Strike. You also gain Expertise in Stealth, which makes the Halfling's Naturally Stealthy trait incredibly reliable for scouting.

• Forgetting to buy light sources: Halflings do not have Darkvision. If you try to scout ahead in a dark dungeon without Goggles of Night or a torch, you will be blinded, granting enemies advantage on attacks against you.
• Ignoring Halfling Nimbleness: Many players get stuck fighting the enemy tank. Remember that you can move through the space of any Medium or larger creature. Run straight through the Orc's legs to reach the squishy Shaman in the back.
• Wasting ASIs on Strength: Your Martial Arts feature lets you use Dexterity for your unarmed strikes and Monk weapons. Leave Strength at 12 and pump Dexterity and Wisdom exclusively to maximize your AC and Stunning Strike DC.
• Blowing Ki on Flurry of Blows at Level 2: Early on, your unarmed strikes only deal 1d4 damage. Spending Ki to deal an extra 1d4 is inefficient. Save your Ki for Step of the Wind to survive until level 5 when Stunning Strike unlocks.