Gunpowder (powder horn)

Explosive

• Cost: 35 gp
• Weight: 2.0 lbs.

Setting fire to a powder horn full of Gunpowder causes it to explode. When a powder horn explodes, each creature in a 10-foot-radius Sphere centered on the powder horn makes a DC 12 Dexterity saving throw, taking 10 (3d6) Fire damage on a failed save or half as much damage on a successful one.

Source: Dungeon Master’s Guide (2024) p. 73