mtg 20 card deck Magic The Gathering Blue Control Introductory - Starter Deck - Mono Blue - Modern Legal - Custom Built - If the result is 0 or less Secret Lair Commander Deck: 20

So, while it can be fun to ruminate on the merits or drawbacks of every possible inclusion, it's never worth stressing about

Food tokens only give their controller a relatively small amount of life each time they're activated and require mana each time, so it takes a decent amount of work to make Food tokens function well

Polyraptor Polyraptor is a very easy card to break and thus a great mythic to craft for Historic or Timeless

Made on turn 5 and making a 4/4 but not attacking does get the Nissa clock down to a turn 7 kill for exactly 20 but as you can see, it is not raw speed of goldfish that makes Nissa outperform Garruk so much as a kill card

The goal is zero movement