Monster High Collector's Guide

G1 Monster High (2010–2016) is widely considered the golden era. Mattel produced dozens of characters across hundreds of sub-lines — from basic wave releases to exclusive SDCC sets. Prices have surged since the 2022 G3 reboot renewed nostalgia. NIB (New In Box) examples command 3–5× loose pricing. What follows is a guide to the main characters and buying tips for collectors.