Unihorn
From The Wajas Wiki
Unihorn is a type of Custom Mutation. You can get this mutation the following ways: Randomly from a Mutation Pear, Applying a Unihorn DNA to your waja, or by making a Custom with it. This mutation started as having an uncustomizable color, always come out white or brown on Forest only (to resemble wood), but now can be customized with any Hex Color or Texture.
Mutation Appearance
All examples feature wajas with FF0000 (pure red) horn. However, this mutation can come in any Hex Color as well as any Texture.