Collects Phoenix Song: Echo (2021) #1-5. From the pages of AVENGERS comes a hero transformed! Maya Lopez, the Deaf hero known as Echo, already knows a little bit about death and rebirth - and now she has become the new host of the cosmic Phoenix Force! With its galactic fire burning in her veins, the always adaptable Echo has begun learning how to use her incredible new abilities. But she's about to come into conflict with certain X-Men who know exactly how dangerous the Phoenix can be! Meanwhile, an ancient demon wants to claim Echo's newfound power - and the fight to keep the Phoenix Force safe will push Maya to her very limits! As the threads of her life unravel, Maya will face a journey of discovery through time. But destiny, and her Adversary, await in the White Hot Room!