Do you just have to catch them all? Want to know that you have every iteration of Pinkie Pie ever? What’s really the difference between your Cherilee with bangs and the one without? The My Little Pony 2009-2012 Collector’s Inventory should help you with all your questions.
The book ranges from 2009 through 2012. G4 and FiM toys start in 2010, but this book also covers the G3.5 toys and the dollymix G1 toys. Each Hasbro official toy is explained where it was sold and is show off with all accessories. This book makes an excellent checklist so you can know that you have every pet, brush and blind bag.
Summer Hayes, chair of the MLP Fair, has written several versions of this book before covering previous generations.