This trait can appear as two distinct variations: 

A thin, long, sharp spike that protrudes from the forearm/wrist/calf/ankle of the leg that typically points backwards.

• Alternatively;

An extra or existing digit with a thin, long, sharp, and pointed claw.

Spurs should not resemble a talon or sickle claw.

The legs can resemble the feet of any living bird.

Includes scale and feather coverings.

Does NOT include wings.

The legs have paws similar to felines, canines, and other pawed mammals.

Includes toe padding, claws, and posture.

Includes marsupials but excludes kangaroos and primates.

May be used to alter the shape of the front foot and/or replace the claws on the back foot with a paw.

The legs stand on top of hooves made of hard keratin, having 1-4 toes per foot. 

Can resemble the legs of any living ungulate.

Excluding hippos, and rhinos.

Tough webbing attaches between the toes.

This improves their ability to swim.

The claws are so long that they must walk on their knuckles. 

Can resemble the feet of sloths, anteaters, and pangolins.

The claws are excellent for climbing and digging.

These feet are thick and sturdy and can bear a lot of weight!

They can resemble the feet of elephants, hippos, and rhinos.

Frills/webbing line the back of the leg. 

Can range from the wrist to the armpit and the ankle to the hip. 

The feet resemble those of any known living reptile or amphibian.

Includes scales, claws, webbing, and grippers.

Including but not limited to: crocodiles, geckos, monitors, frogs, etc.

These feet resemble the hind legs of jumping animals like rabbits, jerboa, and kangaroos.

They can aid in jumping high and faster acceleration.

Can only affect the back legs.

A single extra toe extends from the side of each foot, sporting a large, dexterous sickle claw/talon.

Similar to a velociraptor's.

The fingers are elongated and often sport powerful claws. 

Can optionally be covered in hard scales.

These legs are inspired by fantasy creatures and thus have no real-life equivalent creature to be based on.

Swimming is a breeze with limbs like these! 

Can resemble the limbs of almost any aquatic animal.

Including but not limited to: Fish, Sharks, Cetaceans, Pinnipeds, etc.

May not resemble tentacles!

Multi-Legs presents as one to two extra pairs of legs; allowing for a total of eight legs (for pairs between the front and hind limbs) on an individual.

Multi-legs can stack with multiple leg traits but can only present with one trait per pair (i.e, you cannot have one pair of legs with two different leg traits.)

The legs and/or feet can resemble those of any living insect. 

This trait does not affect the number of legs.

The legs are replaced with a single tentacle that resembles a cephalopod’s. 

This trait does not affect the number of legs.

These legs can mimic those found on most species of non-avian dinosaur, like theropods, sauropods, ceratopsians, and hadrosaurs.

They cannot resemble winged or flipper-like structures