In the past The Clock King has been a member of both the Injustice League and the Suicide Squad. Having no training or super powers, his potential lies in his nearly superhuman proficiency with time, timing, and strategy. He is a unique threat to all he encounters. Eventually he ditched his colorful outfit and became more dangerous, hence his more public style!

1.0:

Body: DCUC Green Lantern
Cape: DCUC Catwoman
Gloves: Spectre

2.0:

Body: Movie Masters Harvey Dent
Hat: DCUC Riddler
Head: DCUC Sinestro