Beads of Sabotage (5e Equipment)
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Wondrous item, common
As an action, you can activate one bead in your hand. Any creature in possession of an activated bead cannot receive advantage on any ability checks, attack rolls, or saving throws. Beads fizzle away after 24 hours of being activated.
Beads of sabotage are usually found in groups of 1d6 + 4
These beads are often activated, then slipped into the pocket or pack of an enemy to sabotage some event, or make assassinations or robberies more advantageous.