Related Clues:

• Very, very bad
• Opposite of good
• Like supervillains
• Anagram of 50-Down
• It's assuredly not good
• Baleful
• More than mischievous
• Worst than bad
• Bad back during delivery
• Like a good villain
• Word with "eye" or "temper"
• Wicked, unpleasant
• Harmful; unlucky
• Rotten; bribable
• Wicked; rotten