What's the catch?

Sl. What is the drawback?; It sounds good, but are there any hidden problems? Sounds too good to be true. What's the catch? This looks like a good deal. What's the catch?

Common Names:

Name	Pronounced	Usage
Karen (2)	-	Armenian
Zak	ZAK	English
Chandler	CHAND-lər	English
Hardy	HAHR-dee	English
Terzo	TER-tso	Italian
Kwasi	-	Western African, Akan