There are many different Megazord combinations in the various seasons of Power Rangers, but here are a few of the most notable ones:
Mighty Morphin Power Rangers: The Megazord is formed by combining the five Dinozords (Tyrannosaurus, Mastodon, Triceratops, Sabertooth Tiger, and Pterodactyl).
Power Rangers Zeo: The Zeo Megazord is formed by combining the five Zeo Zords (Zeo 1, Zeo 2, Zeo 3, Zeo 4, and Zeo 5).
Power Rangers Turbo: The Turbo Megazord is formed by combining the five Turbo Zords (Red Lightning, Mountain Blaster, Desert Thunder, Dune Star, and Wind Chaser).
Power Rangers in Space: The Astro Megazord is formed by combining the Astro Megaship and the Delta Megazord.
Power Rangers Lost Galaxy: The Galaxy Megazord is formed by combining the five Galactabeasts (Lion Galactabeast, Condor Galactabeast, Gorilla Galactabeast, Wolf Galactabeast, and Wildcat Galactabeast).
Power Rangers Time Force: The Time Force Megazord is formed by combining the Time Flyers (Red, Blue, Green, Yellow, and Pink).
Power Rangers Ninja Storm: The Storm Megazord is formed by combining the three Storm Zords (Ninja Storm Megazord, Hurricane Megazord, and Thunder Megazord).
Power Rangers Dino Thunder: The Dino Stegazord is formed by combining the Dinozords with the Stegozord, and the Thundersaurus Megazord is formed by combining the Dinozords with the Mezodon Rover.