From publisher blurb:
Interested in getting started with Mutants and Masterminds? Look no further! This book is a supplement for Mutants and Masterminds 3rd Edition that provides New Players with a team of 2 pre-made Heroes for them to jump right into play. This book is centered around The Preservers, a nature-based superhero team comprised of Naturia, Protector of the Preserve, and Alkahest, the mutant master of the four elements as they defend the Earth from an extradimensional corruption: the Blight!
Includes:
2 detailed Character Sheets with artwork to encourage new Players to find the character that works best for them.
Detailed explanations of the Character's powers and how they might be used in play
A background and relationship dossier for new Players to get into character and roleplay effectively.