Suggaku Sentai Seitairanger

Suggaku Sentai Seitairanger (数学戦隊生体レンジャー,  Sūgaku Sentai Seitairenjā, translated as Math Sentai Bionicranger) is the 49th installment in the Super Sentai Series.

Story
In neo 2025 the Numbertypes begin attacking Earth trying to convert it into Astrodata that can feed their forces for milleniums considering the adjascent life in it. The first of the six Empires starts its move. Commander Tatsuya joins 5 of the best Mathematicians with knowledge of numbers and operations to use the Operation Tectors to fight against the Empires and save Earth's beauty and its data. They are the 49th Sentai in history. The six Empires will be no match to the Seitairangers! The Earth will not fall under the hands of evil. The roar of justice shall win, the evil shall lose.

Seitairangers
Main article: 

Allies

 * Commander Tasuya
 * Gou Desuroki
 * Darou Kaneshiagi

First Empire Naturalis (1-8)
Main article: First Empire Naturalis 
 * Naturalis Emperor Archanea (1-8, 49)
 * Number Girls 1, 2, 3 (1-7)
 * Natural Counter Monedd (1-6)

Second Empire Integerlis (9-16)
Main article: Second Empire Integerlis
 * Integer Führer Zero (10-16, 49)
 * Integer Positive Joyal (9-15)
 * Integer Negative Sadronos (9-13)

Third Empire Racionalis (17-25)
Main article: Third Empire Racionalis
 * Rational Empress Decifractor (17-25, 49)
 * Rational General Fractor (17-23)
 * Rational Scientist Decilan (17-25)

Fourth Empire Irracionalis (26-33)
Main article: Fourth Empire Irracionalis
 * Irrational Beast Kohogonki (30-33, 49)
 * Irrational Priest Circumpi (26-31)
 * Rational Scientist Decilan / Irrational Scientist Deceternal (27-32)

Fifth Empire Complexus (34-41)
Main article: Fifth Empire Complexus
 * Complex Leader Rererererera (34-41, 49)
 * Complex Noble Imagenus (34-39)
 * Complex Servant Circlux (34-40)

Sixth Empire Realis (42-48)
Main article: Sixth Empire Realis All of them used:
 * Realis Emperor Infinital (42-48, 49)
 * Realis Warrior Racional (42-47)
 * Realis Warrior Irracional (42-45)
 * Number Monsters
 * Suggaku Army

Episode 50 Battle

 * Empires Unificatory Gashinja

Arsenal
Main article: Arsenal (Seitairanger)

Transformation Devices

 * Math Phone
 * Operation Tectors

Sidearms

 * Sugga Swords
 * Number Guns

Team Cannyon

 * Symbol Bazooka

Power-Ups

 * Square Root Mode
 * Cubic Root Mode

Vehicles

 * Operation Motorcycles

Mecha
Main article: Mecha (Seitairanger)

Episodes
Main article: Suggaku Sentai Seitairanger Episodes