Moon-hunter's Burial Blade (5e Equipment)
From D&D Wiki
(Moon-hunter's burial blade)
Martial Melee Weapons
(Moon-hunters Burial Blade Trick Weapon (Burial Blade), artifact (requires attunement)
Hunter weapon wielded by Gherman the first hunter.
A trick weapon wielded by Gehrman, the first hunter. A masterpiece that defined the entire array of weapons crafted at the workshop. Its blade is forged with siderite, said to have fallen from the heavens. Gehrman surely saw the hunt as a dirge of farewell, wishing only that his prey might rest in peace, never again to awaken to another harrowing nightmare.
You gain a +2 bonus to attack and damage rolls made with this magic weapon. It has the following additional properties.
Trick: This weapon can latch on to a wooden base to become a scythe.The scythe is two-handed, deals 2d4 slashing damage (instead of 1d8), and has the reach property.
End of Nightmares: This weapon deals +2 damage to any non native creature of the plane you are on. If this weapon is used to kill a creature it is not killed but returns to its native plane with no memory of anything that happened on the plane that it was defeated on.
Scythe Pull: As a bonus action Pull a creature that is of same size or smaller to the PC within 15ft to 10ft towards you. Any creature affected by this must make a strength saving throw with a DC equal to 8 + proficiency + strength modifier, target has disadvantage on attack rolls next turn on failure.
Blessing of the Moon: When you are under 50% hit points and near a lunar presence (e.g. can see the moon, with a holy moon sign nearby,[No spells will suffice]), spend your action, bonus action, reaction and movement charging, on your next turn release a 15ft radius sphere centered on yourself, creatures within this range must succeed on a constitution saving throw DC 13 + Proficiency or suffer 2d8 force damage, half as much on success. For the next 5 minutes as long as you meet the 50% hp requirement, you resist all damage and apply 1d6 force damage to all attacks. Effect persists until lunar presence has disappeared, user is over 50% hit points. Can only be used one per short/ long rest.
Moon Explosion: (Only usable when blessing of the moon is active) As an action, you can release a 20ft sphere centered on yourself, creatures within this range must succeed on a constitution saving throw DC 13 + Proficiency or suffer 3d10 force damage, half as much on success. You can only use this twice per short/long rest.
Wind Gust: (Only usable when blessing of the moon is active) As an action and bonus action, you can levitate up to 30 ft and swipe your scythe in a target direction. Any creature in a 15-foot cone in front of you must succeed a DC 12 Strength Saving Throw or take 2d10 Force damage and be pushed back 10ft. On a success, a creature takes half damage and is not pushed back.
Give credit to illumillamas on reddit https://www.reddit.com/r/UnearthedArcana/comments/cvab3q/moonhunters_burial_blade/