None of the good guys dare use the Killing Curse throughout the events of the movies and books, no matter how high the stakes and how difficult things are. But Ron Weasley is the exception, giving it a go in the Deathly Hallows: Part 2 movie when himself and Hermione look destined to die via Nagini.
[11] Deathly Hallows pt. 2 / During the scene where the trio break into Gringotts, Ron Weasley effortlessly uses the Imperius Curse on Bogrod, the goblin teller, without hesitation. Bogrod remains under the effects of the Imperius curse until his own demise at the fiery breath of the security dragon.
Draco Malfoy (Cruciatus and Imperius Curses)
Although the use of these curses is rightly unforgivable, it's important to note that Draco never used them for his own benefit. It was always the pressure from Lord Voldemort that forced Draco into his crimes.
In Harry's case, he is consumed with a righteous anger rather than a malicious intent. Draco Malfoy attempts to use this curse on Harry at one point, but is forestalled by Harry's use of Sectumsempra.
The author explicitly states that both women were fighting to kill, despite Molly refraining from casting the Unforgivable curse Avada Kedavra. The result of the duel actually comes about as a result of nothing more than spectacular accuracy on Weasley's part.
Hermione Granger was always referred to as being the brains out of the trio and while that is true, her endurance of the Cruciatus Curse at the hands of Bellatrix show that she was as physically and emotionally tough as she was smart.
Cruciatus Curse ('Crucio')
Harry tried to use this spell himself. The first time was against Bellatrix after she had killed Sirius. His attempt was unsuccessful because, as Bellatrix mockingly explained: 'You need to really want to cause pain – to enjoy it – righteous anger won't hurt me for long…'
Though Harry encountered many opportunities that deemed Avada Kedavra necessary, it remains as one of the Unforgivable Curses Harry Potter never cast. For one, he viewed the spell as an immoral practice commonly used by users of the Dark Arts.
Avada Kedavra, also known as the Killing Curse, kills a person instantaneously and without injury. There is few counter for it, and only one person, Harry Potter, has ever survived it with Sacrificial Protection that has been endowed upon Harry Potter by His Mother Love for Him.
Avada Kedavra
Topping the list for the most powerful spells in the Harry Potter universe is no other than Avada Kedavra, Voldemort's favorite to instill his will and fear onto others. The spell itself is a play on Abra Kadabra and is easy to cast by just about anyone in the Wizarding World.
None of the good guys dare use the Killing Curse throughout the events of the movies and books, no matter how high the stakes and how difficult things are. But Ron Weasley is the exception, giving it a go in the Deathly Hallows: Part 2 movie when himself and Hermione look destined to die via Nagini.
Harry finds him performing the Cruciatus Curse on Cedric, Stuns him, and signals that he is out of the competition. It turns out later that Krum was being controlled at the time by Barty Crouch Jr. using the Imperius curse.
Speak to Sebastian in the Undercroft after this and he'll teach you any Unforgivable Curses you have missed up to that point, including Avada Kedavra. It's worth learning the curse as doing so should have no negative outcome on the game's story.
Why doesn t Harry use Avada Kedavra on Bellatrix? Harry didn't use that spell because he cannot bring himself to kill anyone. He is not a killer.
Harry became so enamoured with the spell that he eventually used it to finish off Lord Voldemort. Here's how Harry's relationship with Expelliarmus became his signature – and why that's a good and bad thing.
Description and effects: The Killing Curse is a lethal curse that causes instantaneous death upon impact. Compatibility with Bellatrix's death: Bellatrix's sudden death aligns with the effects of the Avada Kedavra curse.
The three Unforgivable Curses in Harry Potter are Crucio, Imperio, and Avada Kedavra, and all three are available to Hogwarts Legacy players.
They were first classified as "Unforgivable" in 1717. They are the Killing Curse, Avada Kedavra, the Cruciatus Curse, Crucio, and the Imperius Curse, Imperio.
Oh that's easy, because there wasn't any witnesses from the ministry that he performed the curse, Dumbledore will not hand him to the authorities because he would be in more danger and Bella, being a convicted death eater scapee won't denounce him either.
In short Lord Voldemort was the sperm donor for the Lestranges as Bella's husband Rodolphus Lestrange was firing blanks. Hence why they had no child so Lord Voldemort said he would father a child with Bellatrix to help out his best deatheater friends.
Sirius scolds Harry, "what do you think you were playing at, walking off into the forest with Viktor Krum?" (29.92). And during the third task, Viktor casts the Cruciatus Curse on Cedric Diggory until Harry comes along and Stuns him. (It turns out later that Moody used the Imperius Curse on Viktor to make him do this.
In 1997, Draco Malfoy, in a fit of rage and recklessness, attempted it on an eavesdropping Harry and later in the same year. Harry attempted to use it on Severus Snape during the Battle of the Astronomy Tower but was prevented from uttering the whole incantation due to Snape's use of Legilimency.
The primary reason the Cruciatus Curse didn't work on Harry was that Voldemort wasn't the true owner of the Elder Wand. The Elder Wand, like other wands being semi-sentient, knew who it's true master was. It was aware of the fact that Harry had won over Draco and it belonged to him.