Trident of Fish Command

Melee Weapon, major, uncommon (requires attunement)

• Damage:
  • One-handed: 1d6 P
  • Two-handed: 1d8 P
• Range: 20/60
• Properties: Martial, Thrown, Versatile
• Weight: 4.0 lbs.

This trident is a magic weapon. It has 3 charges. While you carry it, you can use an action and expend 1 charge to cast dominate beast (save DC 15) from it on a beast that has an innate swimming speed. The trident regains 1d3 expended charges daily at dawn.

Source: Dungeon Master’s Guide p. 209. Available in the SRD.