Schuyler "Sky" Tate is a former B-Squad Cadet of Space Patrol Delta who served as the first S.P.D. Blue Ranger of the B-Squad Rangers on Earth's S.P.D. base. After Emperor Gruumm's defeat, Sky took Jack Landors's place as the second S.P.D. Red Ranger. After Commander Anubis Cruger was promoted to Supreme Commander, Sky took his place as the Earth Base's Commander, becoming the S.P.D. Deka Ranger.