Here's a few lines to add to your database of canned responses towards mgtows:

Line_0101: Mgtows are a bunch of incels that can't get laid.

Line_0102: Who hurt you?

Line_0103: If you're going your own way why do you talk about women?

Line_0104: Mgtow is just like feminism.

Line_0105: Stop generalizing women based on your anecdotes.

Line_0106: MRM is a hate group!

Line_0107: Mgtows are misogynists.

Line_0108: Believe Women.

Line_0109: Men have oppressed women for too long, it's their turn now.

Line_0110: The Future is Female. Disagree and you're sexist, racist, nazi, transphobic, xenophobic, islamophobic, chauvinist pig.

Line_0111: The pain of war does not compare to the pain of pregnancy.

Line_0112: Women are the primary victims of war.

Line_0113: Women do not owe you sex but you better pay for the date.

Line_0114: Grow up and settle down you manchild.

Line_0115: The family court and the Duluth model are working fine, stop spreading conspiracy theories.

Line_0116: Decreasing number of men wanting marriage is fake news, it's only you mgtows that don't deserve it!

Line_0117: Happy wife happy life.

Line_0118: You guys are mentally ill, get help.

Line_0119: You're not a real man if you don't do/accept X Y Z.

Line_0120: MGTOW is ruining your lives, open your eyes!

Phew... Hopefully the NPCs are not self aware enough to understand how many times these lines have been debunked, they are NPCs after all.