The Spear of Destiny (short story)

 was the third Puffin eshort released to celebrate the 50th anniversary of Doctor Who.

Publisher's summary
The Third Doctor and Jo Grant are trying to track down the magical spear of Odin when they find themselves caught up in a vicious battle between two Viking tribes. But one of the Vikings is even more dangerous than he appears to be. Can the Doctor stop the spear getting into the wrong hands before it's too late?

Plot
to be added

Characters

 * Third Doctor
 * Jo Grant
 * The Master

Continuity

 * The Doctor has had his ability to pilot the TARDIS returned to him. (TV: The Three Doctors)
 * The story unambiguously set the year of the Doctor and Jo working with UNIT as 1973. See UNIT dating controversy.