How did Snape know Harry used Sectumsempra?

Snape knew that Harry had cast the spell on Malfoy because he had created the spell in the first place. He had probably used the spell many times and had even come up with a counter curse for it. It would be awfully sad if Snape couldn’t tell when his own spell had been used on somebody.

Did Snape ever use Sectumsempra on anyone?

Sectumsempra was a curse invented by Professor Severus Snape that lacerates the target and causes severe haemorrhaging. Snape created it as a student of Hogwarts, with the intention of using it against his enemies, likely including the Marauders, and it became one of his specialities.

Is Sectumsempra dark magic?

Sectumsempra is a very dark curse that causes a cut (Latin “sectum” = “cut”) which will not heal ever (Latin “semper” = “forever”).

When did Snape teach Harry Potter Occlumency?

A short-lived series of private lessons took place after Christmas in the 1995–1996 school year, during which Severus Snape attempted to teach Harry Potter the skill of Occlumency.

What spell does Snape teach Harry in Years 5-7?

In LEGO Harry Potter: Years 5-7, Snape teaches Harry a different spell other than Occlumency in these lessons. In the console and PC versions, it is Focus, while in the handheld versions, it is the Imperius Curse. Regardless, he still appears to be using Legilimency to penetrate Harry’s mind during these lessons.

How did Sirius Black and Remus Lupin feel about Snape?

Sirius Black was rather displeased with Snape being the teacher, and warned him not to abuse Harry, while Remus Lupin was confident due to Snape’s mastery in Occlumency, and encouraged Harry to try his hardest. Under Snape’s tutelage, Harry repeatedly had his mind broken into in order to train him.

Why did Snape put his memories in Dumbledore’s Pensieve?

In order to prevent Harry from seeing into his mind via any potential backlash, Snape borrowed Dumbledore’s Pensieve, and placed his memories into it before each lesson. “Get out, get out, I don’t want to see you in this office ever again!”