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
Thorburn	THAWR-bərn	English (Rare)
Tejal	-	Indian, Marathi, Gujarati
Sigibert	-	Ancient Germanic
Amram	AM-ram (English), ahm-RAHM (Hebrew)	Biblical, Biblical Latin, Biblical Hebrew
Gavri'el	-	Biblical Hebrew
Ascelin	-	Ancient Germanic