God-Breaker

Weapon

Legendary Fuck You. <3

Parry, Prime, Relentless, Tempest Bound, Two-handed
Base Weapon: Greatsword

Armon forged this blade from the bones of Altrax, god of Wind. An action that ultimately spelled his downfall.

Weapon Art:

Tempest Wave. Melee Weapon Art: You slam God-Breaker into the ground, generating a shockwave in a 10-foot wide, 60-foot-long line.
Each creature in that area must make a Dexterity saving throw. DC is 14 + half your level.
On a fail, they become stunned until the start of their next turn and take 4d10 Lightning + 4d10 Force damage.
Rules for weapon arts can be found here: Soulcraft Weapons

Complicated Properties

Prime. You can use any ability score as the modifier for this weapon.
Relentless. You can add your proficiency bonus to both attack and damage rolls.
Tempest Bound. When you deal at least 13 lightning damage, the target becomes stunned until the start of their next turn.