Anyone Can Die

Stories, where pretty much any character can get killed off.
SPOILER ALERT
Note: "NONE" indicates this trope isn't exactly at play, NOT no one in the story gets offed.
4 vs. Satan:
*NONE
Alex in Princess Quest:
*Half of the main cast and almost every antagonist gets offed.
The Stone of Power:
*Downplayed, but who expected Elok to get offed?
The Three Kingdoms
*NONE
Dragondawn
*The high priest, Ms. Jackson's cat, a town, Oscar, Carl, Elvin Morrone, Jack, Gynter, the three Dragons and even Daniel get offed.
Harter Knall
*Downplayed, but who expected Vallery to get offed?
Hero Story
*NONE
Kill the Demons
*Aside from the demons, Gortis, Homes and Jordan get also killed off, each by the major antagonists.
Satan Saga
*Downplayed, but Alex and Patrick from the second arc get also offed.
Story of Hero:
*NONE
The Legend of Devils
*Downplayed, but Sir Doronarg gets offed during the final battle.
The Sidestory Duology:
*Downplayed, but Darion gets offed. And depending on the player's choice maybe Thorn and Shane as well.
The Time Of Bloody Fear:
*3: Downplayed, but who expected Eldon and the second king to get offed?