They don't like how they made him a pro-American boy scout or something. Like if Cap was in-character, he'd help Rogue regardless.
"If people saw this suit in another country beating up people, that'd lead to problems."
"Then don't wear the suit, Cap."
That kinda stuff.
Watch our "BLEACH Can't Fear Your Own World" full fandub:
https://youtu.be/a2s_RdYM_pE?si=5kHTTbvJX4CY8Zk8