It was the opposite of Sesshōmaru's inherited sword, the Tenseiga, "The Sword of Life or Heaven," as Sō'unga was considered "The Sword of Death or Hell." The Tenseiga was created by the swordsmith Tōtōsai from the fangs of Tōga, an Inu-Daiyōkai who was said to have been the most powerful yōkai back then and the father of both Inuyasha and Sesshōmaru. Tenseiga allowed a compassionate wielder to see and slay the beings from the Underworld, as well as Tenseiga had a slight sentience, as could be seen at various points where it was communicating with Sesshōmaru, and expressed to him things such as a desire to be drawn or prompted him toward certain actions for the benefit of others. Inuyasha gains the Flaming Tessaiga after absorbing the yōkai Take your favorite fandoms with you and never miss a beat. Tessaiga (鉄砕牙, てっさいが, "Iron-Crushing Fang or Steel-Cleaving Fang") is a powerful yōkai sword wielded by the Inu-hanyō Inuyasha during the main story, and was originally owned by his father who had instructed Tōtōsai to forge this sword by using one of his own fangs as material for the sword's blade. When Inuyasha cut his own yōketsu, his full yōkai power was released and the energy flowed back into himself and Tessaiga, which caused his yōketsu to grow until it devoured Sesshōmaru's completed Meidō Zangetsuha. The attack sends out tendrils off adamant, which pin the target in place. —Sesshōmaru referring to Tessaiga's power. Sō’unga, "The Sword of Hell or of World Conquest," could summon 100 dead souls in one swing. According to Tōtōsai, Sesshōmaru was given Tenseiga because it could protect him from Tessaiga while it could not be used to harm Inuyasha, in order to teach them to get along.
It was the counterpart of Sesshōmaru's inherited sword, the Tenseiga. The cross guard turned into a large patch of fur similar to a dog's also. Inuyasha learns how to transform Tessaiga and use its Kenatsu quickly enough. To solve that problem, Sesshōmaru visited his Sesshōmaru, in anger of his father's supposed betrayal, fell into another trap by When Tenseiga was later revealed to still be intact with its original powers, Sesshōmaru decided to keep the sword. The Tenseiga weapon set is one of the event weapon sets for the Orochi class for the Samurai Faction in For Honor. A lethal, legendary blade known to kill a hundred in one stroke:Tessaiga. Sorry. Tōga knew of this arrogant, egoistic attitude of his first son and hoped to teach him compassion by giving him the Tenseiga. Seeking a way to break The next power Tessaiga absorbed was the yōki absorption from the demon sword By doing this, Sesshōmaru and Tōtōsai told Inuyasha that he did not know the true meaning of Tessaiga and took a shortcut instead of mastering the form. It is the opposite of Sesshomaru's inherited sword, Tenseiga. This set was only available during the Return of the Otherworld event.

Tessaiga has a mind of its own, it has been seen guiding Inuyasha, such as wanting to be drawn or giving him advice; the same goes for Sesshōmaru's Tenseiga.
usualy i would say the tessiga but i love sesshomaru too much so i would have to say tenseiga. But i still think tenseiga will win. Oddly, it had no effect on the barrier of Tessaiga's sheath during the battle that joined Tessaiga and Tenseiga. The weapon name comes from a demon blade wielded by a character, Sesshomaru, in the feudal Japan fantasy-action manga series Inuyasha. The Tessaiga can absorb the powers and abilities of any material, substance, or form of demonic energy it comes in contact with, making itself more powerful. Later, Tōtōsai revealed that Tōga set all of this up to force Sesshōmaru to lose his desire for Tessaiga and grant him his very own sword that was created from his own power, the Sesshōmaru despised humans and cared very little about others in general. Tetsusaiga (also known as Tessaiga or Tetsaiga) is a fictional sword. Since Tenseiga could not be used by someone without compassion, he hoped that Sesshōmaru would learn compassion in order to use the sword. Out of the two, Tetsusaiga is called "the sword of death" or "the sword of destruction", while Tenseiga … Explaining Inuyasha's Tessaiga | InuYasha Explained - YouTube Tenseiga also protected Sesshōmaru several times when his life was in danger from sources other than Tessaiga, notably during his fight with Take your favorite fandoms with you and never miss a beat. When Tessaiga is let go of, such as being thrown towards an enemy, it can retain its true form for a few seconds before reverting to its normal form.