Doctor Who: The Tenth Doctor #2.14

The Doctor, Gabby and Cindy face a difficult choice, as Anubis's ticking clock strikes the alarm, and the ancient Osiran's patience finally runs out! But they've dealt with the Son of Sutekh before¡­ Now, armed with a year's worth of adventures and experience, can the TARDIS triumvirate rewrite the rules of a cosmic game of life and death?!