The First Doctor
Legendary Creature — Time Lord Doctor{1}{W}{U}2/2
When The First Doctor enters, search your library and/or graveyard for a card named TARDIS, reveal it, and put it into your hand. If you search your library this way, shuffle. Whenever you cast a spell with cascade, put a +1/+1 counter on target artifact or creature.
Colour identity Azorius · Commander page
In short
The First Doctor has 7 listed printings; the most valuable is the Showcase · Surge Foil printing from WHO at US$7.03 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.
Every The First Doctor printing
Showcase · Surge Foil
The First Doctor
WHO · 1143
TCGplayer market
US$7.03
Extended Art · Surge Foil
The First Doctor
WHO · 1005
Price not tracked
Showcase
The First Doctor
WHO · 552
Price not tracked
Surge Foil
The First Doctor
WHO · 733
Price not tracked
Extended Art
The First Doctor
WHO · 414
Price not tracked
The First Doctor
WHO · 128
TCGplayer market
US$0.23
Serialized
The First Doctor
WHO · 552z
TCGplayer low only
US$500.25