Cheapest priced copy (The List): $0.49 at Card Kingdom, near mint, their price list as of .
Confront the Past 
Sorcery — Lesson · Rare · The List · #STX-67
Choose one —
• Return target planeswalker card with mana value X or less from your graveyard to the battlefield.
• Remove twice X loyalty counters from target planeswalker an opponent controls.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
5 printings · $0.49 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| The List | STX-67 | Rare | $0.49 | — |
| Strixhaven: School of Mages Promos | 67p | Rare | $0.49 | $1.49 |
| Strixhaven: School of Mages Promos | 67s | Rare | — | $1.49 |
| Strixhaven: School of Mages | 67 | Rare | $0.49 | $0.49 |
| Strixhaven: School of Mages | 303 | Rare | $0.49 | $0.49 |
2 rulings from Wizards of the Coast
- 16 April 2021Lesson 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.
- 16 April 2021Although 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.