There are 3 books in the The Yeti Files series. The newest book is Attack of the Kraken which came out in 2016.

1
Meet the Bigfeet

Book cover of Meet the Bigfeet
Yetis, Bigfeet and goblins abound in this hilarious new illustrated
series from a bestselling author/illustrator!

Blizz Richards is a great guy, a caring boss and a loyal friend.
Oh, yeah ... he's also a yeti! He's made it his life's mission to
study cryptids like him; hidden animals who have…
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2
Monsters on the Run

Book cover of Monsters on the Run
Blizz Richards and his band of wacky cryptids are back for another illustrated adventure!

Everyone thinks the Loch Ness monster is one-of-a-kind. But that just means Nessie's lonely. And only yeti Blizz Richards and his team of cryptozoologists can help her find a friend just like her. With a little…

3
Attack of the Kraken

Book cover of Attack of the Kraken
Blizz Richards and his band of wacky cryptids are back for a third illustrated adventure from bestselling author Kevin Sherry!

Something smells fishy in the underwater kingdom of Atlantis. The merfolk claim the mighty kraken is attacking their city and threatening their safety. They have called yeti Blizz Richards and…