Cheapest priced copy (The Brothers' War): $0.79 at Card Kingdom, near mint, their price list as of .
Flow of Knowledge 
Instant · Uncommon · The Brothers' War · #49
Draw a card for each Island you control, then discard two cards.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
2 printings · $0.79 to $2.79 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| The Brothers' War | 49 | Uncommon | $0.79 | $0.79Out of stock |
| The Brothers' War | 381 | Uncommon | $2.79 | $1.99 |