Related Clues:

• Abnormal
• Hard to explain
• Like some bedfellows
• Not the norm
• Eyebrow-raising
• Doctor of Marvel Comics
• Like cases on 'The X-Files'
• Flavor of quark
• Very unusual
• Inquisitive or strange
• Strange or inquisitive
• Odd or unfamiliar
• Odd kind of garnets
• Slightly odd, a bit weird
• Odd, rum