mtg morophon commander deck POV: ISN'T as Good As You Think! | Magic: The Gathering Ready to play x1 Morophon, the Boundless M

Choose Lorwyn Eclipsed for synergy and fantasy flavour

It's also the cheapest item in the set at $19.99 , so a perfect place to start

Finally, I want to mention, this is another cool main-set connection

Although Counterspell has been a true contender in trying to substitute the discard spells, I think Thoughtseize is for Modern what Force of Will is for Legacy and Vintage

This Secret Lair sells for $40 but the singles, in their cheapest variants, only retail for around $12

While cards like All is Dust, Oblivion Stone, and Perilous Vault do cost a lot of mana to use, greens mana ramp options are more than up to the task of ensuring you have enough mana when you need these spells