Wondering why 'Thunderbolts*' has an asterisk in its title? The ending explains it — and sets up a major MCU crossover

Hannah John-Kamen as Ava Starr/Ghost, Lewis Pullman as Bob, Wyatt Russell as John Walker, David Harbour as Alexei Shostakov/Red Guardian, Florence Pugh as Yelena Belova, and Sebastian Stan as Bucky Barnes in "Thunderbolts*." Chuck Zlotnick/Marvel Studios The asterisk in the title of Marvel's…