Warning! This article contains major spoilers for The Marvels.Nia DaCosta's superhero sequel, The Marvels, brings three iconic MCU superheroes together for the first time: Captain Marvel, Ms. Marvel, and Monica Rambeau. Of course, the trio isn't united by choice. Though the exact circumstances are unclear, mysterious portals and the power of Kamala's bangle unite the three, who swap places whenever they use their powers simultaneously.