Karn can pair with either Saheeli Rai or Tezzeret the Schemer to create a good amount of advantage
It featured on a GX as a SM Black Star Promo and before that as a LV.X during the Diamond & Pearl era
Often, we have to ding legendary cards made for Commander because of how they'll impact Standard, which results in less exciting cards for everyone
Rather than list every single Vintage deck ever, heres an example of the kind of stuff Demonic Tutor and the rest of the busted tutors do (of which, Demonic is clearly the best)
Since you can only play one Ace Spec Item card in your deck, it's important to choose the one that is most valuable to your deck and your general game plan
We're also going to give the deck a little bit more reanimation , a few more Food sources, some good sacrifice outlets , more removal , card draw , and menace , as well as the aforementioned lands which add some versatility in spells