The original and only defining feature of this blade was the obsidian blade. I struggled with the hilt and knuckle guard's design but I like how the spikey bits turned out - it looks more like fangs now!
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This weapon was allegedly forged by ancient battle mages for the old Necromancy Civil Wars. The glassy edge of this obsidian scimitar reflects like a mirror. The wicked crack that runs the length of the blade pulses gently with a sickly green in knowing response to nearby creatures.
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Rot
Weapon (scimitar), rare (requires attunement)
You have +1 bonus to damage and attack rolls made with this magic weapon.
Necroblade. Once per turn, when you deal damage to a creature with this sword, the creatures take an additional 1d6 necrotic damage. If you have less than half your hit points remaining, you deal an additional 2d6 necrotic damage instead.