Cue Kamala's typical nervous excitement to prove herself to others, Carol appearing out of nowhere to smash the Khans' dinner table, and Kamala finding herself in a serious jam.

Source: https://www.slashfilm.com/1254512/the-marvels-trailer-breakdown/

Kamala's costume seems to take on a more cosmic feeling in while still hanging onto the essence of her original, homemade costume.

Source: https://screenrant.com/marvel-phase-4-ms-marvel-costume-mask/

Kamala's excitable and over-the-top nature is the exact opposite of Carol's, meaning that their seemingly being a team (something that Carol is quick to contradict) will be something of a mismatched partnership.

Source: https://www.cbr.com/the-marvels-trailer-song-references-carol-danvers-smile-moment-captain-marvel/

That said, even the trailers clearly show that she's wearing a bangle that matches Kamala's, and if all three Marvels' powers are intertwined, it follows that if this villain feeds on Carol's powers, it will affect all of them.

Source: https://comicbookmovie.com/captain-marvel/the-marvels/new-the-marvels-teaser-reveals-how-dar-benn-is-able-to-stand-toe-to-toe-with-captain-marvel-a207455

Unfortunately, their plans are interrupted by the arrival of Kamran, Kamala's old fling turned nemesis, who wastes no time in attempting to capture her for his boss, the energy vampire known as Lineage.

Source: https://www.cbr.com/ms-marvel-lineage-failed-comeback-marvel/