be after (one's) blood

To seek revenge on another person. He hit my classic car, so I'm after his blood now.

Name	Pronounced	Usage
Esau	EE-saw (English)	Biblical, Biblical Latin, Biblical Greek
Berwyn	-	Welsh
Mccollum	[mə'kɔləm]
Birgitta	bir-YIT-tah (Swedish), bir-GIT-tah (Swedish), BEER-geet-tah (Finnish)	Swedish, Norwegian, Danish, Icelandic, Finnish
Gilad	-	Hebrew, Biblical Hebrew
Careen	kə-REEN	English (Rare)