Afraid not, MG3222 has front bottom feed, see the pic on http://community.usa.canon.com/t5/General-Printer-Discussion/Where-to-insert-paper-to-print-on-MG3222-Help/td-p/41425
I wasted a week trying to find a Canon multi function with rear sheet feed for my 300gsm card after the demise of my old Canon printer. Doubly annoying that the specs and pictures of each printer don't show where the paper feed trays are. Thanks to ...