the joker in the pack

someone or something that could change a situation in a way that you do not expect The independent candidate is the joker in the pack in this election.

Common Names:

Name	Pronounced	Usage
Mohan	-	Indian, Hindi, Marathi, Kannada, Tamil, Telugu, Malayalam
&Aelig;Bbe	-	Anglo-Saxon
Syntyche	SIN-tə-kee (English)	Biblical, Biblical Greek, Ancient Greek
Bademus	-	History
Miljana	-	Serbian
Mukesha	-	Hinduism