16 cards where the card types include “doctor” and the color identity ≥ U

Arcade Gannon (Fallout #92)
The Eighth Doctor (Doctor Who #124)
The Eleventh Doctor (Doctor Who #125)
The Fifteenth Doctor (Secret Lair Drop #1584)
The Fifth Doctor (Doctor Who #127)
The First Doctor (Doctor Who #128)
The Fourteenth Doctor (Secret Lair Drop #1583)
The Fourth Doctor (Doctor Who #2)
The Ninth Doctor (Doctor Who #148)
The Second Doctor (Doctor Who #156)
The Seventh Doctor (Doctor Who #158)
The Sixth Doctor (Doctor Who #159)
The Tenth Doctor (Doctor Who #3)
The Third Doctor (Doctor Who #162)
The Thirteenth Doctor (Doctor Who #4)
The Twelfth Doctor (Doctor Who #164)

It is the moment of discovery, the triumph of the mind, and the end of these results.