 Following the Game Boy 's " overnight success " , Super Mario Land sold over 18 million copies — more than that of Super Mario Bros. 3 . 
 Following the Game Boy <a href='null_genetive' title='1'><mark>'s</mark></a>" overnight success " , Super Mario Land sold over 18 million copies — more than that of Super Mario Bros. 3 . 
Following da Game Boy  " overnight success " , Super Mario Land sold over 18 million copies — more den that of Super Mario Bros. 3 .