The Weird Sisters are Singing muses of the dark that patrol the outer grounds of the ruined city of Silent Grill.
- April 15, 2016 - "Deathknell:Infosec"
- With the Autobots in the dark about Silent Grill, Elita One orders the capture of one of the Weird Sisters - Singing muses of the dark that patrol the outer grounds of the ruined city. However capturing one may be just as hard as interrogating one.
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