Call of Duty , for example, frequently does cross-promotion with brands like Papa Johns and Mountain Dew
Kaalia is has been among MTGs best commander decks for a long time because cheating mana costs is almost always broken, so with Kaalia you want the biggest, baddest creatures of the types you can find, like Avacyn, Angel of Hope or Vilis, Broker of Blood
If you had a store where 10 people were playing Standard and you release a bunch of Commander product and 6 new people come and start playing Commander, its not surprising that some of the Standard players might make friends with the Commander players and want to play Commander with them, and that can shrink the Standard audience
Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Legal Oathbreaker Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Drain Life: Cost reducers can be used to reduce the X part of the mana cost
Theres Room for a Little More Alright, weve seen the individual cards