Half-Human Hybrid: Directly half-human and half-demon.
Meaningful Name: The kanji for 'rin' in 'Marin' means 'phosphorous', alluding to her Power of Destruction. Going even further, the Greek word for phosphorus, Φωσφόρος , literally means "light-bearer." In Latin, this is "lucem ferre," more commonly shortened to Lucifer. She's part demon.