joker

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.

joker

n. a man; a guy. Who was that joker I saw you with last night?

Common Names:

Name	Pronounced	Usage
Marci	MAHR-see	English
Lutgardis	-	Ancient Germanic (Latinized)
Anastasie	a-na-sta-ZEE	French
VÖLund	-	Norse Mythology
Lilac	LIE-lək	English (Rare)
Yehudah	-	Hebrew, Biblical Hebrew