• Fire Dragon's Roar (火竜の咆哮 Karyū no Hōkō): Natsu's signature Dragon's Roar in which he quickly gathers and releases a large quantity of flames from his mouth at his target.[49] In X792, Natsu's mastery over this spell allows him to create a continuous stream of flames that appears as a wall of fire across a field.

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• Fire Dragon's Claw (火竜の鉤爪 Karyū no Kagizume): Natsu ignites his feet in flames, thereby increasing the power of his kicks. The flames can also be used for jet-propulsion purposes.

• Fire Dragon's Iron Fist (火竜の鉄拳 Karyū no Tekken): Natsu engulfs his fists in flames and punches the target.[52]While he was wearing a cat mask, Natsu renamed this ability Cat Fire (猫ファイアー Neko Faiā).

• Fire Dragon's Wing Attack (火竜の翼撃 Karyū no Yokugeki): Natsu rushes towards his target and grabs them, before subsequently setting hands ablaze, sending them flying.

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• Fire Dragon's Sword Horn (火竜の剣角 Karyū no Kenkaku): Natsu lights his entire body ablaze and headbutts the target at a high speed.

• Fire Dragon's Brilliant Flame (火竜の煌炎 Karyū no Kōen): Natsu ignites both his hands in flames and then brings them together, creating a fiery explosion. In the anime, rather than generating an explosion, Natsu creates a large fireball to throw at his enemies.

• Fire Dragon's Flame Elbow (火竜の炎肘 Karyū no Enchū): Natsu creates a stream of fire from his elbow, propelling him forward and increasing the strength of his punches.

• Fire Dragon's Crushing Fang (火竜の砕牙 Karyū no Saiga): With his hand lit ablaze, Natsu swipes at the target in a claw-like fashion, burning them.

• Fire Dragon's Grip Strike (火竜の握撃 Karyū no Akugeki): Grabbing his enemy and supporting his arm with his other, Natsu blasts the foe at a close range.

• Flame Dragon King's Demolition Fist (炎竜王の崩拳 Enryūō no Hōken): Natsu first charges his fist, releasing a huge amount of fire in the process. After a brief delay, he punches his target with immense force so strong, in fact, that it shatters even the biggest of his foes to pieces.

• Dragon Slayer's Secret Art (滅竜奥義 Metsuryū Ōgi):

• Crimson Lotus: Fire Dragon's Fist (紅蓮火竜拳 Guren Karyū Ken): Natsu rapidly punches his target, with his hands lit ablaze, creating a fiery explosion after each subsequent contact. Such a spell was shown to be able to defeat Gajeel Redfox, the Iron Dragon Slayer, who, at the time, was utilizing his Iron Dragon's Scales, and destroy the entire Phantom Lord Guild Building. In the anime, Natsu also used this spell to defeat Erigor.

Crimson Lotus: Exploding Flame Blade

• Crimson Lotus: Exploding Flame Blade (紅蓮爆炎刃 Guren Bakuenjin): Natsu swipes his arms in a circular fashion, creating a powerful, and highly destructive, torrent of flames that barrages his target. Natsu habitually uses this spell as a finishing move, having employed against Laxus Dreyar at the end of their battle, used against Gildarts Clive as a finisher, which, notably, caused the mighty Mage to take a few steps back, and once more against Sting Eucliffe andRogue Cheney, with which he completely overpowered the two, who were in Dragon Force, defeating them.

Dragon God´s Brilliant Flame

• Dragon God's Brilliant Flame (竜神の煌炎 Ryūjin no Kōen): An alternate version of Fire Dragon's Brilliant Flame, Natsu engulfs one hand in the flames from his Fire Dragon Slayer Magic, and the other in flames from Flame God Slayer Magic, and brings the two flames together, generating a highly destructive blast that is capable of destroying a large area, and defeating Zancrow, a member of the Seven Kin of Purgatory in one hit.

• Planetary Flames: Exploding Flame Blade: An enhanced version of Crimson Lotus: Exploding Flame Blade. After consuming the core of Eclipsed Celestial Spirit King, the user ignites their fists with fire, as well as the aforementioned consumed energy, and then throws it towards their desired target, creating explosions upon colliding.