The episode called "Bad Blood" (Episode 12 of Season 5) is about vampires. It's one of the more comedic episodes, as opposed to the more serious episodes.
Also, the episode titled "Three," which is...
Samurai X is an OVA, which are shorter than series, essentially a high quality movie. There's 2 01 - Samurai X: Trust & Betrayal (set in the past when he was a man slayer)02 - Samurai X:...