Laconic / Taiyou Sentai Sun Vulcan

An eternally 3-man Super Sentai that fights evil robots over land... on the sea... in the air. Without any girls.
Gattai! Grand Cross! Change, Sun Vulcan Main Page!

http://tvtropes.org/pmwiki/pmwiki.php/Laconic/TaiyouSentaiSunvulcan