Cheapest priced copy (The List): $0.39 at Card Kingdom, near mint, their price list as of .
Clear the Mind 
Sorcery · Common · Ravnica Allegiance · #34
Target player shuffles their graveyard into their library.
Draw a card.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.39 to $2.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| The List | RNA-34 | Common | $0.39 | — |
| Ravnica Allegiance | 34 | Common | $0.39 | $2.99 |
2 rulings from Wizards of the Coast
- 25 January 2019If you choose yourself as the target for Clear the Mind, Clear the Mind will end up as the only card in your graveyard after it’s done resolving.
- 25 January 2019Clear the Mind can target a player with no cards in their graveyard. That player shuffles their library and then you draw a card.