|| Anything with an asterisk [ * ] is of my own creation. ||
[1] Katon — One of the Five Basic Natures [Godai Kihon Seishitsu], Fire Release [Katon] is mainly used to burn, explode, or combust opponents. It is strong against Wind Release but weak against Water Release.
[2] Chakra — It is fundamental to the ninja word. It is commonly controlled by various hand signs, allowing the user to channel chakra and use it for things such as walking on water, casting illusions, or healing people.
[3] Sandaime Hokage — Sandaime Hokage directly translates to Third [Sandaime] Fire [Ho] Shadow [Kage], the leader of the Village Hidden in the Leaves.
[4] Kyūbi — The Nine-Tailed Demon Fox [Kyūbi no Yōko] is otherwise known as the Nine-Tails [Kyūbi] or Monster Fox [Bakegitsune], is one of the nine chakra beasts sealed into people. The name of this specific chakra beast is Kurama.
[5] Jinchūriki — There are usually nine Jinchūriki around the Elemental Nations, they are the vessels for the chakra beasts, very powerful weapons for the villages that posses them. In loose terms, Jinchūriki means Power of Human Sacrifice.
[6] Genjutsu — Illusionary [Gen] Techniques [Jutsu] deal with the changing one's perception of things, mainly by creating illusions for the opponent to get trapped in. These illusions range from rendering an opponent sightless to making them see their comrades dying to causing fake trauma to the body.
[7] ANBU — ANBU is an abbreviation for Ansatsu Senjutsu Tokushu Butai, which roughly translates to Special Assassination and Tactical Squad. The ANBU, or Black Ops as some call them, are convert operatives used for many tasks by the village leader, such as capture, assassination, or information gathering. They usually operate in teams of four: one squad leader [Buntaichō] with three other ANBU.
[8] Fūton — One of the Five Basic Natures [Godai Kihon Seishitsu], Wind Release [Fūton] is mainly used to cut, slice, or blow away opponents. It is strong against Lightning Release but weak against Fire Release.
[9] Murasaki no Doku* — The Purple Poison [Murasaki no Doku], also known as the Snake Mistress [Hebi no Aijin], is one of the four members of the Coloured Devils [Iro no Akuma], they wear a snake [Hebi] mask.
[10] Iro no Akuma* — The Coloured Devils [Iro no Akuma] are a feared group of ANBU Black Ops residing in the Village Hidden in the Leaves with four members.
[11] Henge — This is a general skill in ninjutsu, ranked as an E-Rank, the simplest of jutsus, with its class being supplementary, the hand-signs used are Dog → Boar → Ram. The Transformation Technique [Henge no Jutsu] is used to disguise / transform into another person, animal, plant, or object.
[12] Akai Akuma* — The Red Demon [Akai Akuma], also known as the Bloody Fox [Chimamire no Kitsune], is one of the four members of the Coloured Devils [Iro no Akuma], they are the captain of the group and wear a fox [Kitsune] mask.
[13] Konohagakure no Sato — This village resides in the Land of Fire, it is one of the largest Hidden Villages in the Ninja Nations, and has the largest population out of every Hidden Village. The Village Hidden in the Leaves [Konohagakure no Sato] is lead by the Fire Shadow.
[14] Hi no Kuni — The Land of Fire [Hi no Kuni] was the first-ever country to make a ninja village, it also one of the Five Great Ninja Nations [Shinobi Godaikoku]. It is lead by the Fire Feudal Lord [Hi no Kuni no Daimyō], with mostly warm and sunny weather, housing on of the largest Hidden Villages, the Village Hidden in the Leaves.

YOU ARE READING
Naruto Fanfic - Prisoner of Nightmare
FanficHiruzen Sarutobi was running low on both options and time, meaning he was feeling just desperate enough to maybe consider doing something so idiotic that he was sure his late sensei would be rolling in his grave. Needless to say, things weren't exac...