Sarah's right in there with Misfit, using Fenrir's Cleave skill to slash away at the tentacles. She pauses as she notices the tentacles twitch a little, diving at Misfit as they unravel into a series of smaller tentacles, which the Aragami starts flailing around with randomly.

Sarah's hurled herself bodily over Misfit, Fenrir's ability to null physical strikes useful as she turns herself into a living shield.