Go for something mysterious dark and creepy-ish such as-
Cobb 28, Tap Out, and Sinister Clothing
Some adjectives to describe hades are: -sinister -satanic -scary
+/- 5% of setting
China
Paris
Well, I have not read the story, but you wouldn't expect to find anything sinister in a gym, would you?
A bar sinister is a non-standard term in heraldry for a bend sinister or baton sinister, found on a coat of arms.
There is no one "most incongruous setting" because you're the writer and can imagine anything you want - but perhaps a pink, girly bedroom or a typical suburban family home.
Not at all - you'd sort of expect to find a warlord in a castle. I'd say an incongruous setting would be an ordinary house in the suburb, or perhaps a hut on a tropical beach.
Sinister--suggesting evil or trouble her sinister smile showed people she didn't have good intentions
Sinister = LeftDexter = Right
Vic Sinister is 165 cm.
The Sinister Pig was created in 2003.
Sinister Beauty was created in 2007.
Mister Sinister was created in 1987.
Sandbar Sinister was created in 1934.
Sinister Barrier was created in 1943.