From the Vault: Twenty cards price Analysis

From the Vault: Twenty Set average value

Set price evolution (paper):
Set price evolution (online):

From the Vault: Twenty Mythics

Jace, the Mind Sculptor Jace, the Mind Sculptor
  Played in 6442 decks in the last year
Swords to Plowshares Swords to Plowshares
  Played in 4058 decks in the last year
Hymn to Tourach Hymn to Tourach
  Played in 2275 decks in the last year
Green Sun's Zenith Green Sun's Zenith
  Played in 1211 decks in the last year
Dark Ritual Dark Ritual
  Played in 1176 decks in the last year
Fyndhorn Elves Fyndhorn Elves
  Played in 704 decks in the last year
Fact or Fiction Fact or Fiction
  Played in 692 decks in the last year
Impulse Impulse
  Played in 601 decks in the last year
Chainer's Edict Chainer's Edict
  Played in 444 decks in the last year
Venser, Shaper Savant Venser, Shaper Savant
  Played in 349 decks in the last year
Kessig Wolf Run Kessig Wolf Run
  Played in 332 decks in the last year
Thran Dynamo Thran Dynamo
  Played in 295 decks in the last year
Chameleon Colossus Chameleon Colossus
  Played in 252 decks in the last year
Tangle Wire Tangle Wire
  Played in 179 decks in the last year
Char Char
  Played in 72 decks in the last year
Gilded Lotus Gilded Lotus
  Played in 35 decks in the last year
Cruel Ultimatum Cruel Ultimatum
  Played in 20 decks in the last year
Wall of Blossoms Wall of Blossoms
  Played in 18 decks in the last year