What order would they get beat and by who? (this is for you to make up a story for the scenario if you wish (optional))
Who Would win?
Setting: Mega city 1, with no people or power, but certain Buildings have generators. The whether is heavy rain the sky will change from day to night as normal.
Full Equipment access.
By death, KO, Incapacitation or capture.
Harley and Joker are a team.
Deadpool and Deathstroke will have a shorter effect from Scarecrows Gas, Batman has an antidote (if he is killed or knocked out whoever does it can acquire the antidote) Harley and Joker have immunity and Dredd has a gas mask.
Characters can have as much prep time as they wish as long as they can stay hidden.
All characters will start within a 15 mile radius.
There is no time scale but a victor must arise.