Excalibur (5e Equipment)
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Weapon (longsword), artifact (requires attunement by a creature fated by the gods and is good aligned)
This holy sword was the sword of an ancient king, gifted to him by a celestial of great power. People thought this blade was a legend. They were wrong. They have forgotten that there were many kings that have wielded this blade. There are few who know of this blade, mostly those who want to use it for their own reasons and do very cruel things (e.g., over tax, take other people's women, kill those who annoy them, etc.). The blade is golden in the hands of those who are of good
You gain a +1 to attack and damage rolls made with this magic weapon.
Additionally, the sword has a special attack. As an action, you wield the sword in two hands and declare it's name out loud, forcing an enemies you strike with this attack, to take 2d6 of the radiant/necrotic damage+weapon damage and mod damage. The damage increases to 4d6 if the target is a fiend, fey and undead After using this attack you cannot use it again until you take a long rest.
You gain a +2 to attack with this weapon
the swords effect damage goes up to 4d6 regularly and 6d6 when against fiend, fey and undead
Leaders charge: when using this effect, which is an action, any creature you designate an ally within 60ft that is affected by the frightened or charmed condition, now has adv against the save, and temp hp worth 5+users current level
you gain a +3 to attack with this weapon
the swords effect goes up to 6d6 regularly and 8d6 against fiend, fey and undead