Wilian sticks himself to the wall, and runs past Bugbear, behind Viola and the cold conflict, throwing his contribution as a shock jumping to the mist and striking all skeletons.

Spoiler
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Move to F18
Attack with Shock Sphere to M18
VS Skeleton 1 (1d20+9)[25]
VS Skeleton 2 (1d20+9)[10]
VS Skeleton 3 (1d20+9)[16]
Hit:(2d6+9)[18]
Miss: Half Damage.