As for artifacts, you often want really cheap ones
This means Archaeomancers Map, Brasss Tunnel Grinder, and if nothing else, flickering a mana rock or land to leave you with more mana going into the opponents turn
You can easily come out ahead on both mana and cards, which is winning Magic
And not only is it tough, but it can chew up the graveyard, to combat opposing Tarmogoyfs, Snapcaster Mages, Grim Lavamancers, dredge cards (like Life from the Loam), and presents a serious clock to the opponent
If you do, draw two cards, then draw another card if the sacrificed permanent was a commander
Artifact Color tag templates(None) Color tag templates(None) Fellwar Stone : Add one mana of any color that a land an opponent controls could produce