mtg march of the machine set booster box Collector Display part Phyrexian story arc that began with Dominaria United — and ends with Magic forever changed MTG March of the Machine

Mono U could likely support a rare mill deck (Ruin Crab, Maddening Cacophony, Field Research, Glacial Grasp, blockers like Skyclave Squid to fill the curve, etc), though most Mono-Blue inclined decks will likely just end up UB

At the same time, Wizards removed commons and uncommons from Alpha and Beta from the Reserved List, due to "overwhelming public support for this change," with a massive 91% of poll respondents saying they wanted cards removed from the list

It later appeared in the Time Spiral block, and it has been printed in white, black, and blue

The Great Henges mana cost is reduced by X generic mana equal to the greatest power among creatures you control