There are currently a total of 3 Pokémon in the Zigzagoon (Galarian) family. Linoone (Galarian) evolves from Zigzagoon (Galarian) which costs 25 Candy, and evolves into Obstagoon which costs 100 Candy.
There is a very low chance that you can get a shiny Linoone - Galarian, which has the following appearance:
About
"Linoone always runs full speed and only in straight lines. If facing an obstacle, it makes a right-angle turn to evade it. This Pokémon is very challenged by gently curving roads."