After Levi voiced his decision to help the two teams, everyone respected it... whether it was what they wanted or not, it didn't matter. The captain's orders were final.
However, Levi still shared his reasoning.
"Whether it's the right thing to do or not, I know that neither team is going down without putting up a fight... we all know what that means," Levi said.
Hearing this, everyone showed a deep furrow, realizing that they had missed such a critical revelation. Besides doing it for the sake of helping each other out, if they decided to ignore the two teams and use them as a distraction, it wasn't going to end on a good note for them either.
After all, they wouldn't hesitate to go all out to save themselves if it meant avoiding returning to Earth empty-handed... when they do this, Arthur and the rest couldn't imagine what would happen to the fractured dimensional membrane.