Knowledge Pool
Foil
Mystery Booster Retail Edition Foils
Change Version
Knowledge Pool
Artifact
Imprint — When this artifact enters, each player exiles the top three cards of their library.
Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with this artifact without paying its mana cost.
| Standard | Not Legal |
| Alchemy | Not Legal |
| Historic | Not Legal |
| Explorer | Not Legal |
| Timeless | Not Legal |
| Pioneer | Not Legal |
| Modern | Legal |
| Legacy | Legal |
| Vintage | Legal |
| Commander | Legal |
| Brawl | Not Legal |
| Duel Commander | Legal |
| Commander 1v1 | Legal |
| Penny Dreadful | Legal |
| Pauper | Not Legal |
Tabletop
SALE! Get 7% off items $6+ at CardKingdom.com with code BFCM25 until December 02, 03 AM EST!
SALE! Get 10% store credit on every purchase on TCGPlayer.com until December 01, 11 PM EST!
Price History
Tabletop
SALE! Get 7% off items $6+ at CardKingdom.com with code BFCM25 until December 02, 03 AM EST!
SALE! Get 10% store credit on every purchase on TCGPlayer.com until December 01, 11 PM EST!
All Printings
| The List Cheapest Newest | $ 0.86 | - | |
| Mirrodin Besieged Foil | $ 5.30 | 0.24 tix | |
| Mirrodin Besieged Cheapest | $ 1.00 | 0.02 tix | |
| Mystery Booster Retail Edition Foils Foil | $ 1.72 | - |