Stargate Atlantis: Death Game

Stargate Atlantis: Death Game is a novel to be written by Jo Graham centering around Teyla Emmagan and John Sheppard, with a focus also on Radek Zelenka.

Publisher's summary
Colonel John Sheppard knows it's going to be a bad day when he wakes up in a downed Jumper with a head wound and no memory of how he got there.

Things don't get any better.

Concussed, far from the Stargate, and with his only remaining team mate, Teyla, injured, Sheppard soon finds himself a prisoner of the local population. And as he gradually pieces the situation together he realises that his team is scattered across a tropical archipelago, unable to communicate with each other or return to the Stargate. And to make matters worse, there's a Wraith cruiser in the skies above…

Meanwhile, Ronon and Doctor Zelenka find themselves in an unlikely partnership as they seek a way off their island and back to the Stargate. And Doctor McKay? He just wants to get the Stargate working…

Amazon's summary
Colonel John Sheppard wakes up on an alien world, in the wreckage of a Puddle Jumper—and can't remember how he got there.

As he puts the pieces together, he discovers that his team is scattered across a tropical archipelago, unable to communicate with each other or return to the Stargate.

Prisoners of the local population, Sheppard and Teyla are taken as tribute to the planet's Wraith overlord, while McKay, Ronon, and Zelenka team up to mount a daring rescue...