Possessed Lute (5e Creature)
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Small construct, any chaotic alignment
Saving Throws Dex +6, Int +4, Wis +5, Cha +4
False Appearance. While the possessed lute remains motionless, it is indistinguishable from an ordinary lute.
Immutable. The lute is immune to any spell or effect that would alter its form.
Magic Resistance. The lute has advantage on saving throws against spells and other magical effects.
Magic Weapons. The lute’s weapon attacks are magical.
Mimicry. The lute can mimic sounds it has heard, such as a person singing, any instrument strumming, a baby crying, or an animal chittering. A creature that hears the sounds can tell they are imitations with a successful 15 Wisdom (Insight) check.
Multiattack. The lute makes two bash attacks.
Bash Melee Weapon Attack: +6 to hit, one creature. Hit: 10 (1d10+5) bludgeoning damage.
Entrancing Fiddle. The lute emits a loud tune from itself. Creatures within 30 feet of the lute must succeed on a 15 Charisma saving throw or take 20 (5d6 + 3) thunder damage and be stunned until the start of Siren's next turn.
Possessed lutes originate from general string instruments that were abandoned by their users. Their long term abandonment allows them to spawn a sentience after a certain amount of years. They usually are very mischievous and can stun with their odd shriek.