Hargrimm steps to the south, reestablishes the glow around his hand, and lets loose a vortex of light at the Lopper.

Spoiler: Combat
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5ft step south.
Swift action: Move 2 essence from Veil-woven Channel to Banelight Vortices.
Standard action: Attack the Lopper with Banelight Vortices.

Vortex: (1d20+4)[21], (3d6)[11]