"Marvel Rising: Heart of Iron" introduces Riri Williams (a.k.a. Ironheart) to the Marvel Rising universe, voiced by Sofia Wylie (“Andi Mack”). In this 44-minute special, we find Riri Williams adjusting to college life and feeling socially isolated because she is younger than the other students. After Hala the Accuser destroys the school’s engineering lab and kidnaps Riri’s best friend, Riri finds inspiration in her hero Iron Man and hatches a plan to defeat Hala and save the day.