Gamora (Zoe Saldana) never got to join the Avengers against Thanos (Josh Brolin), as she ... involved in these deaths. He directly killed some of them or forced others to do whatever it took ...

The worst part is he killed her after abusing her ... She returned for the third film but wasn't the same as Gamora. In the height of the battle against Thanos during Avengers: Infinity War ...