Owner Pose
Nico Minoru It was at the hour and at a decent place in the park. It was a place where she knew she would be undisturbed to try a relatively simple summoning.

The spell was relatively straight forward. Draw a circle with your blood. Enchant it. Summon the desired creature. Straight forward, right? Naturally, it was one of a spell from one of Hellstrom's books, so who knows what kind of thing would respond.

Nico did what she needed to do. She even used an athame to prick her finger to draw out the blood that she drew in the snow. After speaking in Hyborean (or at least something like it), she waits, seeing if the otherside will respond.
Ruaridh The water horse materialized by diving through the ground into the air, as if the ground were transiently a watery barrier within the confines of the circle. Landing where the way is now firm he snarled and reared then bellowed loudly in the way horses do, a sound of anger and challenge that fell tonally down a set of stairs.

It was a majestic black horse, a bit too large to be natural. Its short hair smoothed wet to skin. Spiny fins on the trailing edges of legs and mane. Terrible red eyes. It reared again, showing her the bottom of its hoofs! It paced, snorted, and seemed to eventually to sooth. The stallion measured her with a long gaze.

"What manner of lass are you?" it asked, its voice rumbling from deep within the barrel of its chest, a thick brogue characterizing it.