The Joker — DC Comics
Issue: #8 MJ
The Joker competes with the Scarecrow to see whose fear based weapon is the best. Joker defeats him by using his laughing gas.
First appearances: Southpaw, Nightmare, Tooth
Creators: Elliot S! Maggin, Ernie Chan
Characters: Joker, Scarecrow, Southpaw, Nightmare, Tooth