Opal Carp
Medium natural animate (aquatic, mount)

Initiative as conjurer        Senses Perception +6
HP 11; Bloodied 5
AC 20; Fortitude 17, Reflex 19, Will 18
Speed swim 8

(⚔) Slam (standard, at-will)

+6 vs AC; 1d10+4 damage.

Opal Glamer (while mounted by a friendly rider of 6th level or higher) ✦ Mount

The carp and its rider have concealment against all ranged and area attacks. When an attack misses the carp or its rider, the carp can shift 1 square as a free action.

Small Rider

A Small creature can ride the carp, even though the carp isn't Large.

Alignment Unaligned        Languages -
Str 10 (+3)      Dex 19 (+7)      Wis 16 (+6)
Con 14 (+5)      Int 2 (-1)      Cha 10 (+3)

Published in Dragon Magazine 381, page(s) 84.