You place the machine, stock it, service it, and give them a share of each sale
But that's just the start, of course: with our new commander comes new cards to abuse him: sacrificing high mana value creatures like Metalwork Colossus or Sojourner's Companion is just delicious value and lets us power out whatever overcosted beater we want to get the job done
A tried and tested benchmark is to have lands make up around 40% of your deck - about 24 cards for a 60-card Constructed deck, and around 17 for a 40-card Limited deck
#20 I've supported some versions of this archetype for a while, so I can share some decklists - at least from my idiosyncratic implementation
Do You Draft Attractions Like Normal Cards
There are so many criteria that a best card must pass through, and everyone has their own rubric for calling a card great