Bread crumbs flung afar
The Fatman mini nuke launcher of course!
Undying love
Turn around the monument with barrels it, it is so slow that you will be able to kill it with anything
Preferably you'd want to use something long, and keep your distance. Maybe a yardstick or rake. Of course, a handgun would work even better and require less effort.
Check the DC Comics forum
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