Traits

A smooth shell with no bumps, ridges, or spikes.

A spiky shell with smooth edges. Spikes may not be bigger than normal horns. 

A shell with curves and ridges to the outer edge. This does not change shell plate shape other than the ridges.

Shell plates that are zigzagged in shape. This does not change the plate shape other than the edges.

A solid shell with no plating.

Shell plates that are unusual in shape, form, and pattern.

A shell which only partially covers the isopup and or has holes in it. Cannot completely remove a shell.

A lace that hangs from the shell which can be any length.

A trait that allows parts of a pup's shell (and things that connect to it, such as horns, tail, and antennae) to have liquid inside of them!

Shell plates extend down the Isopup arms and legs. It cannot cover the belly, face, or underside of the paw and toes. This does not change the plate shape other than the length. This trait can turn features [Ex. Wings] that touch the shell to be made out of shell. Can be mixed with other applicable shell traits. 

Basic horns. They should not be a greater height than the bottom  of the Isopups jaw to the top of their head.

Short horns. These horns are significantly shorter than normal horns and may appear to be chibi like or nub like in size. 

Can be 2 horns or just one, but must be near or on the tip of the snout.

A singular horn. It can be any type that is applicable by the characters rarity. 

A series of spiked horns in medium length. Maximum of 5.

Horns which connect at the jaw and act as tusks. Cannot be longer than back of head to tip of snout. 

Ram horns which curve around the face. Can spiral, but cannot be on the top of the head.

Dragon like horns that fold backwards in a zig zag like pattern.

A singular medium sized horn which can be anywhere on the top of the head.

Spiraled horns on the top of the head. They can be tightly spiraled or loosely spiraled. These can be any length.