sdcc mtg cards 2017 Planeswalkers Revealed : r/magicTCG glass window depicting a planeswalker from the pre San Diego Comic-Con 2015 (PS15)

One of the best bad looking sac outlets

They began in the second expansion set ever with the Altar of Ashnod to make that double colorless mana for ramping

The Seventh Doctor card, showing Slyvester McCoy as the Doctor, features a much more complicated ability that has defending players attempting to guess whether the mana value of a card in the attacking players hand is greater than the number of artifacts they control

From a visual standpoint, Seventh Edition exists in this strange middle point

Free enchantment recursion every turn is great, and it'll be incredibly easy to avoid those finality counters from mucking up your plans