Animated Ballista

Large Construct, Unaligned

STR
14 (+2)
DEX
10 (+0)
CON
10 (+0)
INT
3 (-4)
WIS
3 (-4)
CHA
1 (-5)

Actions

Magic Bolt.

Ranged Weapon Attack: +6 to hit, range 120 ft., one target. Hit: 16 (3d10) fire damage.

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Animated Ballista

Source: Waterdeep: Dungeon of the Mad Mage, p. 39 - Licenses and attribution