Thief Monk build Baldur’s Gate 3 (BG3)

A powerful multiclass monk build

Monks in Baldur’s Gate 3 specialize in unarmed combat and melee weapons. They are highly agile and possess unique abilities, such as Ki Points, which allow them to perform powerful moves. Here’s a step-by-step guide to creating a combination of Rogue and Monk build for BG3, focused on increasing the number of attacks available in one single turn.

Check also our other Baldur’s Gate 3 guides like all Moulds Locations or a Warlock build. Also don’t forget to check out our Reddit.


Best BG3 Thief Monk build

Level 1

Class – Monk


Focus on Strength, Wisdom, and Constitution.

  • Strength 17
  • Dexterity 10
  • Constitution 14
  • Intelligence 8
  • Wisdom 16
  • Charisma 8

Level 2

Monk Lv 2

Class Features:

  • Unarmored Movement – Your movement speed increases by 3m while you are not wearing armour or using a shield


  • Patient Defense – Attack rolls against you have disadvantage; you have an advantage on DEX saving throws.
  • Step of the Wind: Dash – Doubles your movement speed; jump no longer requires a bonus action.
  • Step of the Wind: Disengage – Retreat to safety by disengaging; jump no longer requires a bonus action.

Level 3

Monk Lv 3

Class Features:

  • Deflect Missiles – Use your reaction to reduce the damage from a ranged weapon attack by 1d10+ your Dexterity Modifier + your monk level. If the damage is reduced to 0, you use a Ki Point to Deflect the missile.
  • Martial Arts: Deft Strikes – Attacks with Monk Weapons and unarmed attacks deal 1~4 Bludgeoning damage, unless their normal damage is higher.

Subclass – Way of the Open Hand emphasizes control and versatility in combat, making it a good choice for various encounters.

  • Flurry of Blows: Topple
  • Flurry of Blows: Stagger
  • Flurry of Blows: Push

Level 4

Monk Lv 4

Class Features:

  • Slow Fall – When you fall, you can use your reaction to gain Resistance to Falling damage.

Feat – Tavern Brawler (+1 Strenght): When you make an unarmed attack, use an improvised weapon, or throw something, your Strenght modifier is added twice to the damage and Attack Rolls.

Level 5

Monk Lv 5

Class Features:

  • Extra Attack – Can make an additional free attack after making an unarmed or weapon attack. If you gain the Extra Attack feature from more than one class, they don’t add together.

Level 6

Monk Lv 6

Class Features:

  • Improved Unarmoured Movement – Your movement speed increases by 4.5m while you are not wearing armor or using a shield.
  • Ki-Empowered Strikes – Your unarmed attacks count as magical for the purpose of overcoming enemies’ Resistance and Immunity to non-magical damage.

Level 7

Class – Rogue

Level 8

Rogue Lv 2

Level 9

Rogue Lv 3

Subclass – Thief: Thieves use their skills in stealth and larceny to acquire whatever they wish, whether from a third story window or the depths of long-forgotten ruins.

  • Fast Hands – gain an additional bonus action
  • Second-Story Work – you’ve mastered the art of falling and gain resistance to falling damage.

Level 10

Rogue Lv 4

Feat – Ability Improvement (+2 Strenght)

Level 11

Class – Fighter

Fighting Style – Defence

Level 12

Fighter Lv 2


  • Action Surge – Immediately gain an extra action to use this turn.


  • Mask of Soul Perception
  • Cloak of Displacement
  • Helldusk Armor
  • Gloves of Soul Catching
  • Boots of Uninhibited Kushigo

Your focus is unarmed attacks so no melee weapons are needed.