Canon:Ocean strider

In the Dungeons & Dragons fantasy role-playing game, the Ocean Strider is a fey. They are humanoid orca-like beings who, as their name suggests, stride through shallow water in oceans and waterways and protect them from those who would plunder them for personal gain.

Society
Lonesome beings living to protect the seas and oceans from those who sail upon them. These immense fay consider themselves defenders of natural waterways, and they dislike and extract vengenance against anyone who would plunder the depths for personal gain.

Physical Description
Ocean Striders resemble a cross between an orca whale and a giant elf. They are enormous, 20 feet tall, and have smooth, glossy, shark-like skin. They are black and white in color. They have a mouth full of razor-sharp shark's teeth, and webbed limbs. They sometimes carry enormous swords with them, and have the strength to pluck boats straight out of the water and sink them without difficulty.