Cheapest priced copy (Commander 2011 Oversized): $0.49 at Card Kingdom, foil, near mint, their price list as of .
Intet, the Dreamer 
Legendary Creature — Dragon · 6/6 · Rare · Commander 2017 · #174
Flying
Whenever Intet deals combat damage to a player, you may pay {2}{U}. If you do, exile the top card of your library face down. You may look at that card for as long as it remains exiled. You may play that card without paying its mana cost for as long as Intet remains on the battlefield.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
6 printings · $0.49 to $29.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Double Masters 2022 | 229 | Rare | $0.59 | $0.79 |
| Double Masters 2022 | 507 | Rare | — | — |
| Commander 2017 | 174 | Rare | $0.59 | — |
| Commander 2011 | 204 | Rare | $0.99 | — |
| Commander 2011 Oversized | 204 | Rare | — | $0.49 |
| Planar Chaos | 158 | Rare | $0.99 | $29.99 |
2 rulings from Wizards of the Coast
- 1 February 2007After Intet leaves the battlefield, if a card exiled this way is still exiled, you may still look at it. You won't be able to play it, though.
- 1 February 2007Once you play a card this way, it leaves the Exile zone and goes to the stack. You won't be able to play it again.