Sourcemined
Baldur's Gate 3
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WeaponVerified on build 25605617
Heavy Crossbow icon

Heavy Crossbow

Damage
1d10 Piercing
Properties
Ammunition, Loading, Heavy, Twohanded, Dippable
Proficiency
Heavy Crossbows, Martial Weapons
Rarity
Common
Weight (kg)
8.1
Range (m)
18

Damage

Average hit
5.5
1d10, before your ability modifier
Average critical
11
every damage die rolled twice
Among heavy crossbows
#12 of 14
by average hit
051015101215182125Target AC
  • Level 1, +3 ability
  • Level 5, +4 ability
  • Level 12, +5 ability
Average damage of one attack, misses included: d20 + proficiency (+2 at level 1, +3 at 5, +4 at 12) + ability modifier against the target's AC; a natural 20 is a critical hit.
Show the numbers
Target ACLevel 1, +3 abilityLevel 5, +4 abilityLevel 12, +5 ability
107.18.810.3
116.78.410.3
126.27.99.7
135.87.49.2
145.46.98.7
1556.58.2
164.567.6
174.15.57.1
183.756.6
193.34.66.1
202.84.15.5
212.43.65
2223.14.5
231.62.74
241.12.23.4
250.71.72.9
Target ACAC 12AC 15AC 18AC 21
Chance to hit80%65%50%35%
Damage per attack7.96.553.6

At level 5 with +4 in the attack ability.

Average hit among heavy crossbows #12 of 14

  1. Fabricated Arbalest7.5 1d10+2
  2. Heavy Crossbow +27.5 1d10+2
  3. Hellfire Engine Crossbow7.5 1d10+2
  4. Undead Slayer Crossbow7.5 1d10+2
  5. Crossbow of Arcane Force6.5 1d10+1
  6. Gandrel's Aspiration6.5 1d10+1
  7. Giantbreaker6.5 1d10+1
  8. Githyanki Crossbow6.5 1d10+1
  9. Harold6.5 1d10+1
  10. Heavy Crossbow +1 (1)6.5 1d10+1
  11. Heavy Crossbow5.5 1d10
  12. Heavy Crossbow +1 (B)5.5 1d10
  13. Rusty Heavy Crossbow5.5 1d10
Average damage of a hit before the ability modifier: dice, enchantment and always-on extra damage. The heavy crossbows nearest to this one.

Where to find it

Treasure tables that can roll it

TableLevel 1Level 4Level 8Level 12ContainersActs
Gob ruins bows100%100%100%100%1Act 1
Und kc weapons ranged41%41%41%41%5Act 1
Martial ranged weapons33%33%33%33%9Act 1, Act 3
Random weapon8.3%8.3%8.3%8.3%2Act 1

Chance of at least one per opening, per table. Find the containers on the loot maps.

Traders who can stock it

TraderActLevel 1Level 4Level 8Level 12
A'jak'nir JeeraAct 1—100%100%100%
Fytz the FirecrackerAct 3—100%100%100%
Derryth BonecloakAct 142%42%——
Roah MoonglowAct 133%33%33%33%
DammonAct 133%33%33%33%
Entharl DanthelonAct 333%33%33%33%
Lann TarvAct 233%33%33%33%

Chance it's in stock after one restock. Plan restocks.