Club Penguin 8 Pack Assortment - 2'' Mix 'N Match Figures :) I am not sure what Series this Pack is…
UPDATE: It is called Club Penguin 8 Pack Wave 2 :)

…You'll enjoy lots of Mix 'N Match fun with this 2'' Figure Pack featuring eight of your favorite Club Penguin characters. Set Includes: Gamma Gal, Referee, Rockstar, Cheerleader, Shadow Guy, Cadence, Knight and Blue Dragon :)

…LOL…You can Mix and (Miss) Match the Figures as you want :)
…AND the set includes 2 special coins with high value online redemption code that kids can use to Unlock Items Online at clubpenguin.com.
Additional Information:
Disney Club Penguin Legacy 8-Pack - A "best of" 8-pack collection of Mix 'N Match 2" vinyl figure penguin characters from Disney's wildly popular Club Penguin Online world.
•Unlock Items Online with special coins
•2'' H
•Plastic
•Ages 5+
•Imported
•Collect all the 2'' Figure Packs for more Mix 'N Match fun, sold separately
WARNING: CHOKING HAZARD - Small Parts. Not for children under 3 years. Disney Store
There is also a Club Penguin 2" Mix 'N Match 8 Figure Pack with Exclusive Green Dragon :)

To find out where you can buy these Toys in your Country Read this Where to buy Club Penguin Toys? :)
Unlock items Online
What items can I unlock with my Club Penguin Coin Code? It depends on what Series you have on the Coin Code :) Here are the CHEATS to ALL SECRET HIDDEN items you don’t want to miss :)
Treasure Book Series 9 – CHEATS and LINK Collection :)
Find MORE Club Penguin 2” Mix ’n Match Figures Series 8, 2" Mix 'N Match Figure Pack :) and for ALL look under the label 2'' Mix 'N Match Figures :) ALL Club Penguin Toys under the Label TOYS :)
For MORE Club Penguin and Disney Toys, Books, Clothes and items :)