Way back in the day, people used to play with a ton of those "artifact" cards -- you remember, Icy Manipulator, Winter Orb, Juggernaut, Mirror Universe -- even the five Mox brothers had a night at the opera
Emerald cards Pirate Stitch not only looks cool, but his ability could be very interesting when combined with cards like Floodborn Mulan who let you play songs for free from the top of your deck
You can see his doll being tortured by Lynde, Cheerful Tormentor, and he also showed up on Flame Blitz
30 The rules text of Kami will give everyone at the table consistent card draw ( blues speciality ), ensuring that everyone at the table is hitting their land drops, having cards to play and seeing holy light at your behind
Since youre in Dimir, you also have access to some good ways to get cards back out of your graveyard, so it doesnt matter too much that youre discarding
Her only reason for being in this deck is as a cheap shift target for Kakamora Leader, and if she gets banished you may be stuck having to pay the full seven mana to get your win condition out