Ballista

Dungeon Master's Guide v.3.5 (DMG)Updated Core (3.5)

Ballista is D&D 3.5 equipment from DMG. Cost 500 gp.

Kind
siege
Category
siege-engines
Cost
500 gp
Crew
1
Range
120
Damage
3d6
Critical
x3

The ballista is essentially a very large crossbow. It makes attacks with a straight attack roll (1d20) with no modifications (no character base attack bonuses, ability modifiers, etc.) except for range. Loading and cocking a ballista is 3 full-round actions.