Power Rangers turned 25 last month, but the series it owes its existence to—Toei’s tokustatsu icon Super Sentai—has been around since 1975. Ever wondered what it took to turn Spandex-clad Japanese heroes into all-American Power Rangers? Here’s a handy video guide to the secret behind every Power Rangers show.
Source: io9 – Watch How Japanese Superhero Shows Got Turned Into Power Rangers