Cast a random Lesson spell without paying its mana cost. If that spell has X in its mana cost, X is 3. (As of today, there are 20 lessons. Perhaps look up a list and roll a d20?)
Set Information
SetUnknown Event
RarityUncommon
Collector #UA03
Set CodeUNK
Mana Value3
Format Legality
Market Prices
Combo Engine
Find combos with Twenty Lessons
Uncover winning interactions your opponents won't see coming.