Power Rangers MegaForce is a TV show Power Rangers started in 2013. It aired from February 2 to November 22 2013-2014 42 episodes. It in based on the Super Sentai series Tensou Sentai Goseiger. It is the sequel to Power Rangers Samurai. A sequel to called Power Rangers Dino Charge started in 2015-2016.

The second season, and the overall 21st season of Power Rangers, is called Power Rangers Super Megaforce and started in 2014. Super Megaforce uses footage, costumes and props from Kaizoku Sentai Gokaiger.

Plot

Season 1: Megaforce

When the evil Warstar alien attacked Earth, the supernatural guardian Gosei, assigned to protect the Earth by Zordon, and his faithful robot assistant Tensou recruit five teenagers with attitude to combat the invading forces. Equipped with powers that grant them mystery over martial arts and others forms of combat, the teenagers transform into the latest champions of good: The Power Rangers Megaforce.

Season 2: Super Megaforce

In the second Super Megaforce season, when an alien armada led by Prince Vakar - the brother of Vrak - plans to invade the Earth, Gosei gives the Megaforce Rangers new
Morphers and special keys to allow them to become the Super Megaforce Rangers and also imbues them with the power to transform into any past "Legendary" Power Rangers. In course
of time, due to their virtues and fighting spirit, they unlock various megazords of the past rangers (meeting several along the way). An alien named Orion, whose home world was destroyed by the armada, then joins their ranks as the Silver Ranger, and gets all the legendary Sixth Ranger along with those of Robo Knight. Later, in a battle with the most
powerful machines of evil, the Megazords of the Rangers as well as their Legendary Megazords are destroyed. After that, Troy and Orion enter the ship of Vrak and Vekar's father
the Warstar Emperor Marvo, fight him, and unleash the ship's power, which destroys every other ship in the Armada. Later they both succeed in destroying Marvo and then they
return to the ground. The Rangers then find that thousands of X-Borgs, the innumerable soldiers of The Armada, have been let loose on them. At this point, all the Legendary
Rangers, whose powers the Rangers have been using throughout the series, appear to help them. Together, all the Rangers destroy the X-Borgs, saving the Earth.

Characters
Megaforce Rangers

Super Megaforce Rangers

Cast

Power Rangers

 Andrew Gray as Troy Burrows, the Megaforce/Super Megaforce Red Ranger
 Ciara Hanna as Gia Moran, the Megaforce/Super Megaforce Yellow Ranger
 John Mark Loudermilk as Noah Carver, the Megaforce/Super Megaforce Blue Ranger
 Christina Masterson as Emma Goodall, the Megaforce/Super Megaforce Pink Ranger
 Azim Rizk as Jake Holling, the MegaForce Black Ranger/Super MegaForce Green Ranger
 Chris Auer as the voice of Robo Knight
 Cameron Jebo as Orion, the Super MegaForce Silver Ranger

Allies

 Geoff Dolan as the voices of Gosei, the protege of Zordon, Gosei Morpher, and Robo Morpher
 Estevez Gillespie as the voice of Tensou
 Shaliesh Prajapati as Ernie
 Ian Harcourt as Mr. Burley
 Legendary Rangers
 Jason David Frank as Tommy Oliver, the Green Ranger and the White Ranger, and subsequently Zeo Ranger V, Red the first Red Turbo Ranger and the Black Dino Thunder Ranger.
 Selwyn Ward as Theodore Jay "TJ" Jarvis Johnson, the Blue Space Ranger, and previously the second Red Turbo Ranger.
 Patricia Ja Lee as Cassie Chan, the Pink Space Ranger and previously the second Red Turbo Ranger.
 Danny Slavin as Leo Corbett, the Red Galaxy Ranger.
 Reggie Rolle as Damon Henderson, the Green Galaxy Ranger.
 Melody Perkins as Karone, the Pink Galaxy Ranger and the former Astronema.
 Sean Cw Johnson as Carter Grayson, the Red Lightspeed Ranger.
 Allion Macllnis as Dana Mitchell, the Pink Lightspeed Ranger.
 Jason Faunt as Wesley "Wes" Collins, the Red Time Force Ranger.
 Jason Smith as Casey Rhodes, the Red Jungle Fury Ranger.
 Alex Heartman as Jayden Shiba, the Red Samurai Ranger.
 Hector David Jr. as Mike Fernandez, the Green Samurai Ranger.
 Brittany Anne Pirtle as Emily Stewart, the Yellow Samurai Ranger.

Villains
 Jason Hood as the voice of Vrak the younger brother of Vekar, the main and primary antagonist of the series.
 Phil Brown and Paul Harrop as the voices of Tresnag and Drill Horn
 Campbell Cooley as the voice of Admiral Malkor
 Mark Mitchinson as the voice of Creepox
 Charlie McDermott as the voice of Bigs
 Jay Simon as the voice of Bluefur
 Sophie Henderson as the voice of Metal Alice
 Andrew Laing as the voice of Messenger, a minor villain from the Armada.
 Stephen Butterworth as the voice of Prince Vekar, the older brother of Vrak.
 Rebecca Parr as the voice of Levira
 Mike Drew as the voice of Emperor Marvo, the father of Vrak and Vekar.
 John Leigh as the voice of Damaras
 Mark Wright as the voice of Argus
 Cameron Rhodes as the voice of Professor Cog

References 

 Mighty Morphin Power Rangers
 English-language television programs