The N in incubate N indicates the number of +1/+1 counters that you place on the Incubator token
Won't your opponent just say the phrase everytime? they said, You're never going to get to draw the two cards. My response: One
Basically, if your commander is a Shaman, Warlock, or Wizard and has blue in its color identity, I think youre going to want to run this
Wizards has made no secret of the success of Universes Beyond, in particular touting the sales of crossover products during its recent 'Fireside' webinar, where it decried the idea that MTG is overprinted
Interestingly, other filler cards are listed, but these are priced at a much more sensible level between 0.09 and 15 each though there are still some that run into the hundreds, occasionally thousands, of pounds too