5ead/magic_items/md/vault_of_magic/mordant-blade.md

Mordant Blade

• Rarity: rare
• Type: Weapon
• Attunement: Yes
• Source: Vault of Magic

You can use a bonus action to speak this magic weapon's command word, causing the blade to weep a caustic, green acid. While weeping acid, the weapon deals an extra 2d6 acid damage to any target it hits. The weapon continues to weep acid until you use a bonus action to speak the command word again or you sheathe or drop the weapon.