Mirri's Guile or Sylvan Library to arrange the top of your deck Selvala, Heart of the Wilds to turn each new fatty into even more mana
If it's an artifact or creature card, you may reveal it and put it into your hand
Lets get stuck in before JJ Jameson gets impatient
From here, its a Final Fantasy XVI fest
For this top slot I chose a plot twist: a sliver you're likely already playing
If youre worried about build time (which is usually about 50 minutes), you can mitigate time anxieties by having a baseline done early (i.e., I know Im playing UB because I have Edgar, Sephiroth, Odin, and Ultimecia, Time Sorceress, but should I splash red for anything?)