Yawgmoth’s Whimsy #125: 241 In 5-Color, Plus The Great Portal Debate
None of the cards in Portal are format-shattering; the problem is that the quantity of tutors is reaching critical mass. I define “critical mass” as having enough tutors that you can rely on having the tutors necessary to find important cards often enough to build a deck that relies on tutoring for a given card by turn 2 or 3. And what does that mean for the format?