DARK CRYPT BLACK SWORD MOVIE

Its strength will constantly grow along with his, making it even sharper and more powerful the higher his stats go. The result is the Hestia Knife, a black knife that responds to Bell's Falna and is thus only valuable when wielded by him. In Is It Wrong to Try to Pick Up Girls in a Dungeon?, Hestia gets down on her hands and knees to beg Hephaestus for a weapon to give Bell to keep up with his inflated growth rate.Black swords aren't just better, they make you better too! Not only that, but using it gives Berserker a rank up in all his stats, raising him from 'fearsome' to 'borderline broken'. In fact, it's said to be as powerful a demonic sword as Excalibur is a holy one.

It's black, spiky, with crisscrossing chains on the hilt, and generally looks pretty evil.

Fate/Zero has Arondight, Berserker's personal weapon.

In Fairy Tail, Erza uses a black sword in her Purgatory Armor.

But unlike all normal demon slayers who permanently enhance the color of their blades due their Breathing affinity when they touch it for the first time, Yoriichi could make his black blade turn red at will when he engaged in battle, showcasing his proficiency in Sun Breathing. However, it's later revealed that Yoriichi Tsugikuni, who was an incredibly powerful Demon Slayer who created the Sun Breathing, the first and strongest Breathing Style, had a black blade like Tanjiro does. Tanjiro's black blade seems to be an oddity, and an ill omen of sorts - no slayer with a black blade ever became a Hashira. Demon Slayers' swords take their color depending on the slayer who owns them.

Subverted In-Universe in Demon Slayer: Kimetsu no Yaiba.

In Chivalry of a Failed Knight, Ikki Kurogane's Device takes the form of a black katana called Intetsu.

In Campione!, Ena Seishuin's legendary sword Ame no Murakumo no Tsurugi is black.

All its fire is concentrated in this blade, making it the most dangerous Bankai. Zanka no Tachi, the Bankai form of Yamamoto-Genryūsai's Zanpakutou is a worn out and scorched black sword.Fittingly enough, Kokuto's name literally means 'black sword'.

DARK CRYPT BLACK SWORD MOVIE

The fourth movie set in Hell has the Togabito weapons, Kokuto's sword (the previous trope image) and Muragumo's glaive, which are pitch black.

His true Zanpakutou is completely white in Asauchi form but in Shikai becomes two jet black swords.

Tensa Zangetsu, Bankai form of Ichigo's Zanpakutou is an entirely black tachi with a manji-shaped hilt.

In Bladedance of Elementalers, Kamito Kazehaya's previous contracted spirit, Restia transforms into a jet-black demon sword known as Vorpal Sword in her elemental waffe form.

Black★Rock Shooter wields the black blade (the ★rock shooter part of her name is for her gun).

The same thing happens when he infuses Yami's katana with anti-magic. It's later revealed that, when wielded by their original owner Licht, the swords were an almost white color, but turn black and rusted-looking when covered in Anti-Magic.

Black Clover: Asta's swords are black and through them he can use Anti-Magic to cut through spells and dispel magic.

Guts of Berserk fame wouldn't be the Black Swordsman without that huge sheet of black blade that he calls the Dragonslayer.He has an astounding 97% compatability rate with it. Ayato Amagiri from The Asterisk War wields the purple-black blade, Ser Veresta which was previously owned by his elder half-sister Haruka Amagiri.By putting on eight AD's, the sword becomes bigger, sharper, and gains a massive axe-like blade head on top of it. It requires seven AD's to generate, unlike just one for everyone else. In Aesthetica of a Rogue Hero, Akatsuki Ousawa wields the giant sword Laevateinn which is colored black.

Dark crypt black sword