Mercurial Transformation

one generic mana one blue mana Sorcery — Lesson

Until end of turn, target nonland permanent loses all abilities and becomes your choice of a blue Frog creature with base power and toughness 1/1 or a blue Octopus creature with base power and toughness 4/4.

"For sun's sake, I just want a crab!"

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Showing Strixhaven: School of Mages#47

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0.32 $

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11 printings

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Mercurial Transformation rulings

2021-04-16
You choose Frog or Octopus as Mercurial Transformation resolves, not when you cast it.
2021-04-16
Lesson is a spell subtype found on some instant and sorcery cards in the Strixhaven set. The Lesson subtype has no special rules associated with it.
2021-04-16
Although you may want to include Lessons in your sideboard if you’re playing with cards that instruct you to learn, Lesson cards can be included in your main deck like other instant or sorcery cards.