While on a remote island, Tess was kidnapped by Marcos. Tess was almost killed, but Oliver Queen jumped in front of her and saved her life. Marcos tracked Tess down to Metropolis and attacked her and just as he was about to kill her, Clark arrived and saved her.
Tess was kidnapped and held hostage by Maxwell Lord, who tormented her with visions in order to forced her to reveal information about the Book of Rao. However, Tess was able to wake up and knocked Lord.
When Tess betrayed Clark Luthor by changing a tracker location, he grabbed her by the throat and shoved her through a window, dangling her over the edge. Just as he was about to drop her, Clark sped in and saved her.
Tess is stabbed by Lex. She dies in his arms after infecting him with a neurotoxin which takes away his memories of Smallville and Clark's secret.
Tess' life has been at risk 27 times since her introduction to the show in Season Eight until her apparent death in the series finale.
Clark Kent has been willing to kill Tess on three different times in the course of the series. This makes her the only female character, and one of the few characters, which Clark has tried to kill due to anger.
Tess has died and came back four times. Three times in Season Nine and once in the series finale and Season 11.
Like Chloe Sullivan, Tess is the only female lead to die and be resurrected. In Tess' case, the first time was the next morning by Granny Goodness. The second was in Season 11, where her conscience survives inside of Lex's mind, before being extracted and resurrected in a cybernetic form.
Season 9 is the only season that Tess has the most near-death experiences with a total of 10.