9 cards where the card is tagged “sweeper” and the set is “who” and the cards aren’t reprints and it’s legal in Commander

The Moment (Doctor Who #180)
Gallifrey Falls // No More (Doctor Who #131)
The Day of the Doctor (Doctor Who #121)
Impending Flux (Doctor Who #87)
Delete (Doctor Who #81)
Genesis of the Daleks (Doctor Who #69)
The Night of the Doctor (Doctor Who #24)
Everything Comes to Dust (Doctor Who #19)
Crisis of Conscience (Doctor Who #17)

The arc of my blade has carved a path of light to the end of these results.