Rell Lauren said:If you never watched Wandavision, how do you know that Wanda has imaginary children? There are many that watch the movies and don't consume any other media. That's a curveball for them. You are the minority here.
I've never seen Wandavision
Strange flat out tells us they're fake. Now I don't know the details on why, etc. but I know they're fake cause the movie tells us. And I can infer enough about why she sought after them.