Eidolon had added his own abilities to the fray.  He had adopted something similar to Alexandria’s powerset, fighting in melee, ducking in only long enough to deliver a blow, then backing away before Behemoth’s kill aura could roast him from the inside.

Wildbow, Worm, 24.2

Eidolon and Alexandria had settled into something of a rhythm.  Though his powerset was similar to Alexandria’s on the surface, the eerie noises and the dimming of the light around the areas his punches landed suggested he was transmuting the kinetic energy of his punches into something else altogether.

Wildbow, Worm, 24.3