Howltooth Hollow [Lorwyn] Condition:Moderately Played Knowledge is the universal currency

Knowledge is the universal currency of the Multiverse

Ghostfire Initiate enters the battlefield with X +1/+1 counters on it

Set: Limited Edition Alpha Type: Creature — Troll Rarity: Uncommon Cost: {2}{R} {R}: Regenerate Uthden Troll

Set: Modern Masters Type: Instant Rarity: Rare Cost: {0} Search your library for a green creature card

it wallows in it

Howltooth Hollow [Lorwyn] Condition:Moderately Played Knowledge is the universal currencySet: Lorwyn Type: Land Rarity: Rare Hideaway (This land enters the battlefield tapped. When it does, look at the top four cards of your library, exile one face down, then put the rest on the bottom of your library.) {T}: Add {B}. {B}, {T}: You may play the exiled card without paying its mana cost if each player has no cards in hand.