Once per long rest, you can transform into a gargantuan humanoid for 1 hour. While in the gargantuan form you get a +2 to attack and damage rolls made with this magic weapon. You also add 1 + your proficiency bonus to your ac and you gain temporary hitpoints equal to your Constitution modifier + your proficiency bonus.
Proficiency with a Greatsword 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.
Graze. If your attack roll with this weapon misses a creature, you can deal damage to that creature equal to the ability modifier you used to make the attack roll. This damage is the same type dealt by the weapon, and the damage can be increased only by increasing the ability modifier.
Notes: Bonus: Magic, Size: Gargantuan, Bonus: Armor Class, Bonus: Hit Points, Requires proficiency with greatsword, Damage, Combat, Heavy, Two-Handed, Graze
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