Cursed Seal Technique
Ninjutsu
Orochimaru needs to actually bite his intended target. Because he has sharp fangs and an extendable neck, this is a relatively simple task. The seal then appears somewhere on the target's body.
Five Elements Seal
Taijutsu
Orochimaru Creates Five Purple Flames, each flame labeling the Five elements, and Uses it To Make any Seal Even Stronger than it was.
Death Foreseeing Technique
Ninjutsu
paralyzes the foe by showing them a vision of their own gruesome death. In addition to the paralysis, the enemy is overwhelmed with fear, and will no doubt suffer severe mental stress.
Hidden Shadow Snake Hands
Ninjutsu
This Jutsu allows the user to eject snakes from their wrist of sleeve, usually after a punching motion. The snake are used primarily to attack from a distance and, being snakes, can cause multiple wounds on the victims body, or hold them in place and can even poison the target.
Multiple Hidden Shadow Snake Hands
Ninjutsu
This jutsu is an upgrade to the standard Hidden Shadow Snake Hands, a technique that creates a snake to extend from the arms. Hidden Shadow Many Snakes Hand can create snakes in large numbers to attack an opponent. Like the standard attack, these snakes are poisonous which makes them perfect for attacking, and can bind someone if a defense is needed.
Kusanagi Sword: Long Sword of the Heavens
Ninjutsu
the Kusanagi or Japanese legend. Orochimaru retrieves his Kusanagi by opening his mouth and extending a snake which then opens its mouth and produces the sword. Orochimaru was seen producing the sword handle first so he could use it freely, or blade first to attack his opponent instantly. The sword can extend its blade to attack from afar and it can cut through almost anything.
Leech All Creation: Attack Prevention Technique
Ninjutsu
Using this jutsu, the user can merge with another object and take on its properties to avoid any damage.
Living Corpse Reincarnation
Ninjutsu
This jutsu, developed by Orochimaru, allows him to transfer his mind to someone else's body.
Summoning: Impure World Resurrection
Ninjutsu
Orochimaru Summons Ninja From the Dead, and Has them Fight for Him.
Summoning Technique (Manda)
Ninjutsu
Orochimaru Summons Manda to Help him in Battle.
Soft Physique Modification
Ninjutsu
Originally developed for spying activities, this technique can be done after some surgery and actual body modification. The user dislocates their joints then controls their softened body with chakra, allowing them to stretch and twist any part of their body at any angle, elongating and even coiling around their opponent. This can also be used to make the user's body more malleable and snakelike. Orochimaru can do this without surgical modification thanks to his various forbidden jutsu. In addition, his version allows him to stretch his body parts well beyond their normal length.
Triple Rashomon
Ninjutsu
The Triple Rashomon is an upgrade to the standard Summoning: Rashomon, which has its name suggest creates three Rashomon Gates. These gates serve the same function as the standard Rashomon Gate, but with triple the defense. The technique requires two summoning seals to be completed.
Vanishing Facial Copy Technique
Ninjutsu
Vanishing Facial Copy Techinique is a technique developed for spying with grisly effects. It allows the user to peel off the face of another and wear it over theirs successfully appearing like them and copying their voice.
Wind Release: Great Breakthrough
Ninjutsu
Great Breakthrough is a technique that creates a large explosion of wind from the user's location, easily leveling everything in its path.
Orochimaru's Oral Rebirth Technique (Unnamed)
Ninjutsu
After sustaining massive injury, or simply to escape from a seemingly inescapable attack, this technique allows the user to shed their bodies from their mouths, similar to how a snake sheds its skin which leaves their body completely recovered as if they've never been struck. The technique was the result of Orochimaru's many experimentations of his body to get as close to snakes as possible.
Earth Clone Technique
Ninjutsu
This technique creates a clone made of mud of the user. Since it is made of mud, it can easily be destroyed by a simple punch.
Eight Branches Technique
Ninjutsu
This technique allows Orochimaru to create a giant white serpent with eight heads and eight tails
Twin Snakes Mutual Death
Ninjutsu
This forbidden jutsu is a murder/suicide attack – killing both the user and the target. The user makes a one-handed seal with both their hand and the intended victim's. Two snakes are then summoned from the user's sleeve, biting both their wrists and killing them by deadly venom.