You have a +1 bonus to attack and damage rolls made with this magic weapon. Additionally, When thrown, using a command word of the users choice they can recall the javelin where it will make a Straight line directly back to the users hand, dealing 1d6 damage to creatures who fail a dc15 (dc10 if they see it coming) dex saving throw.
Proficiency with a Javelin allows you to add your proficiency bonus to the attack roll for any attack you make with it.
This weapon has the following mastery property. To use this property, you must have a feature that lets you use it.
Slow. If you hit a creature with this weapon and deal damage to it, you can reduce its Speed by 10 feet until the start of your next turn. If the creature is hit more than once by weapons that have this property, the Speed reduction doesn’t exceed 10 feet.
Notes: Bonus: Magic, Damage, Combat, Thrown, Slow