So there are four different-wait five (lol my brain is dead) there are 5 different types of shifters in this fanfic, these include: Wolves, Coyotes, Foxes, Hybrids and Werewolves more information in the Lore post.

Wolf Shifters

Cannon
Stoick

Gobber (doesn't shift)

Gothi

Spritelout

Hiccup

Astrid

Snotlout

Fishlegs

Original Characters
Catlin
Robin
(identical twins)

Coyote Shifters

Cannon
Valka

Heather

Dagur

Original Characters
Hunter

Fox Shifters

Cannon
Tuffnut

Ruffnut

Original Characters
Caleb

Bases By

Northern Red (Coyote Full Bodies) -DeviantArt
Jinx-DeviantArt (Wolf Reference Sheet/ Eye Reference)
GloomyGuts (Fox Reference Sheet) - DeviantArt
Abyssalkkei ( Paw Base) - DeviantArt
sundustboy ( Coyote Headshot) - DeviantArt

I am proud of them and feel free to comment which is your favourite and all bases are on DeviantArt, some are pay to use, the wolf one is free though!!!